Find intervals of which

Find Intervals Of Which

Answers

Answer 1

Answer:

Step-by-step explanation:

( - ∞, - 7), (-3, 5)


Related Questions

A store buys 11 sweaters for $154 and sells them for $363. How much profit does the store make per sweater?

Answers

Answer:

they make $19 dollars in profit per sweater

Step-by-step explanation

154/11 is 14. This means that they paid $14 dollars per sweater.

363/11 is 33, meaning that they sold each sweater for $33.

$33 - $14 is $19, thus they made $19 dollars per sweater.

(I could be wrong, though. I tend to make dumb and simple mistakes of simple math, lol)

Answer:

19

Step-by-step explanation:

First Find the difference of the two amounts.

Profit = Sale - Cost

Profit = 363 - 154

Gross Profit = 209

Each sweater sold brings in a profit of 209 / 11  = 19 dollars

Antoine is on vacation with his family. They have a vacation budget of $1,400. Antoine predicts they will spend $110 each night on the hotel, $80 a day on food, and $100 a day on activities. They will also spend $120 on gasoline for the entire trip. Write an inequality to find how many nights, n, they afford to stay on vacation. What is the longest vacation they can take?

Answers

Answer:

290n + 120 ≤ 1400

4 days

Step-by-step explanation:

Given that:

Vacation budget = $1400

Cost on hotel = $110 per night

Cost on food = $80 per day

Cost on activities = $100 per day

Cost on gas = $120 for entire trip

Number of nights they can afford to stay

Let the Number of nights they can afford = n

((110 + 80 + 100) * number of nights) + 120 ≤ vacation budget

290n + 120 ≤ 1400

290n ≤ 1400 - 120

290n ≤ 1280

n ≤ 1280 / 290

n ≤ 4.4137

Hence, longest vacation they can take is 4 days

what is 7.3 = y + 2.8​

Answers

Answer:

4.5

Step-by-step explanation:

7.3= y + 2.8

Subtract 2.8 from both sides

7.3 = y+ 2.8

-2.8     -2.8

--------------------

y = 4.5

It’s 4.5 because a certain app said so

If a letter is chosen at random for the word “SUCCESS”, what is the probability that the letter will be C?

Answers

Answer:

2 out. of 7

Explanation:

First of all There are 2 C in the word and so it's going to be 2 out of the total number of words in the given word

2 / 7

So that is the probability

A

Lleva a cabo las actividades que se presentan a continua-

ción.

1. Con base en la expresión y = 6x + 12, completa la siguiente

tabla y traza su gráfica.

х

-1

2

4

6

8

60

y

6

12

36

Answers

Answer:

https://classcalc.com/graphing-calculator/share/fJcbqPoXEobek5Lm6/untitled-calc

Step-by-step explanation:

x y=6x+12

-1 6

0 12

2 24

4 36

6 48

8 60

Can you guys help me with this it’s due in 5 min I need a correct answer.

Answers

Answer:

The answer is R=2

Step-by-step explanation:

30=2 times 15

A hemispherical bowl is made of brass has an inner diameter 35 cm. What is the inner surface area? URGENT

Answers

Answer:

The inner surface area of a hemispherical bowl will be: 1923.25 cm²

Step-by-step explanation:

Given

d = 35 cm

as

[tex]r=\frac{d}{2}[/tex]

  [tex]=\frac{35}{2}[/tex]

   [tex]= 17.5[/tex] cm

The inner surface area of a hemispherical bowl = 2πr²

[tex]=2\times 3.14\times \left(17.5\right)^2[/tex]

[tex]=6.28\:\times \:17.5^2[/tex]

[tex]=1923.25[/tex]

Hence, the inner surface area of a hemispherical bowl will be: 1923.25 cm²

My teacher needs an estimate, may someone help me?​

Answers

Answer; 8.75
Explanation;
Hope this helps


You roll a standard dice two times. What is the probability of getting a 6
on the first roll, then an even number on the second roll?

Answers

Answer:

4 out of 12 chance.

Step-by-step explanation:

So its a 1 out of 6 chance for the first die, and a 3 out of 6 chance on the second die, so a 4 out of 12 chance of what was said to happen.

First die:

You want to roll a 6. There is one number on each side of the die, and there are 6 sides. Since you can only get a side with 6 once, you have a 1 out of 6 chance of landing a 6.

Second die:

You want to roll an even number. There are 3 even numbers on the die (2, 4, and 6), and there are 6 sides, with the other 3 sides being odd (1, 3, and 5). Since you can only get a side that is even three times, you have a 3 out of 6 chance of landing an even number (2, 4, or 6).

Combine these probabilities together, and you result in a 4 out of 12 chance of getting the requirements. The 4 comes from adding the chance of getting a 1 and 3 even numbers, and the 12 comes from adding the 2 6's (since two dices would result in 12 sides).

#teamtrees #WAP (Water And Plant)

Рабочий изготовил за 1 час 17 деталей . А его ученик 12 деталей . Сколько деталей они изготовят за 7 часов совместной работы

Answers

Answer:

203

Step-by-step explanation:

17*7=119

12*7=84

84+119=203

Which is better, Radiologist technologist or Financial manager? I can't decide ah!​

Answers

Answer:

technologist

Step-by-step explanation:

technologist is best

Answer:

Financial managers are typically more open and charismatic individuals, which can lead a team and make correct decisions. If your leadership and decisive skills are good, great! Financial manager is better for you.

Meanwhile, radiologist technologist (or just radiologists) are doctors who oversee x-ray operations, MRIs or PET scans. They are typically very specialized into this kind of field. If you're more into this kind of job, then go for it!

Step-by-step explanation:

Thanks, and please give Brainliest!

Please help work late! System applications please show me your work!
4. The perimeter of a rectangle is 56 centimeters. The length of the rectangle is 2 centimeters more than
the width. Find the dimensions of the rectangle. (Hint: P = 21 + 2w)
I

Answers

Answer:

The rectangle has a length of 15 cm and a width of 13 cm

Step-by-step explanation:

Let w represent the width of the rectangle, and let w + 2 represent the length of the rectangle.

Use the perimeter formula, P = 2l + 2w, and plug in the perimeter and w + 2:

P = 2l + 2w

56 = 2(w + 2) + 2w

Simplify and solve for w:

56 = 2w + 4 + 2w

56 = 4w + 4

52 = 4w

13 = w

Then, add 2 to this to find the length:

13 + 2

= 15

So, the rectangle has a length of 15 cm and a width of 13 cm.

How do I Find x, y and z

Answers

Answer: to solve the 3 unknown variables X, Y and Z in a set of 3 equations. Each equation has containing the unknown variables X, Y and Z. This 3 equations 3 unknown variables solver computes the output value of the variables X and Y with respect to the input values of X, Y and Z coefficients. In mathematic calculations, there are many situation arises where the usage of equation containing 3 unknown variables need to be solved prior to go further with the calculations. Therefore when it comes to online calculation, this Find the value of X, Y and Z calculator is an essential tool to assist you to find out the variable values given in the equation.

Step-by-step explanation: X  =  2

Y  =  -1

Z  =  1

Ivanna needs to make a total of 60 deliveries this week. So far she has completed 18 of them. What percentage of her total deliveries has Ivanna completed?

Answers

Answer:

30%

Step-by-step explanation:

part/whole 18/60 = 0.3

0.3 * 100 = 30%

Solve the following absolute value equation in the work space. Be sure to circle
your answer(s).
|3t +3|=18

Answers

Answer: so the answer t= 5, -7

3t + 3 = 18

( we subtract 3 from both sides)

3t + 3 = 18

    - 3     -3

3t    =   15

( then we divide both sides by 3 )

3t/3  =   15/3

t = 5

(and this is the negative part, we do most of the same steps as teh last one)

3t + 3 = -18

    -  3      -3

3t   =  -21

3t/ 3  = -21/ 3

t = -7

hope this helps!!!

heyo bros i need you're help here.........​

Answers

Answer:

prime number number that are divisible by itself n 1

=10

Your answer is: 10

Very easy to solve, hope this helps!:)

What is the equation of the line parallel to line l that passes through point (3,3)

Answers

Answer:

Step-by-step explanation:

Let the equation if the line be y = mx + c

since the line is parallel to y = (smt-your question isn't complete), their gradients/slope must be the same (aka m = __)

sub (3, 3):

3 = __(3) + c

c = __

therefore, the equation of the line is y = __x + __

This is a question on coordinate geometry. If you wish to venture further into it/understand this topic better, you may want to follow my Instagram account (learntionary), where I post some of my own notes on certain topics and also some tips that may be useful to you :)

Grayson has 4 small photo albums and 6 large photo albums. Each small album can hold up
to 112 photographs. Each large album can hold up to 184 photographs. How many photos can
Grayson keep in the albums? Enter your answer in the box.

Answers

Answer:

1552 Photos

Step-by-step explanation:

I relabeled the albums as SP (Small album) and LA (Large album)

1 la holds 184

1 sp holds 112

112 • 4 = 448

184 • 6 = 1,104

448 + 1,104 = 1552

In this figure, DC is parallel to AB. angle DCA is 3x+14, angle ACB is 10x+12, and angle CAB is 5x-2. Find the degrees in angle CBA.

Answers

Answer:

Angle CBA = 50 degrees

Step-by-step explanation:

Known Information:

DC is parallel to ABAngles DCA and CAB are equal (they are alternate interior angles)Angles CAB + ACB + CBA = 180°

Calculations:

[tex]3x + 14 = 5x - 2[/tex][tex]16 = 2x[/tex] [tex]x = 8[/tex]

[tex]180 - CAB - ACB = CBA[/tex][tex]180 - [ 5(8) - 2] - [ 10(8) + 12] = CBA[/tex][tex]100- [38] - [92] = CAB[/tex][tex]CBA = 50[/tex]

The measure of the angle CBA is 50 degrees if DC is parallel to AB. angle DCA is 3x+14.

What is an angle?

When two lines or rays converge at the same point, the measurement between them is called a "Angle."

We have:

DC is parallel to AB. angle DCA is 3x+14, angle ACB is 10x+12, and angle CAB is 5x-2.

The equation can be framed:

3x + 14 = 5x - 2

x = 8

Angle CBA = 180 - (Angle CAB - Angle ACB)

Angle CBA = 180 - [5(8)-2+10(8)+12]

Angle CBA = 180 - [40-2+80+12]

Angle CBA = 180 - [40-2+80+12]

Angle CBA = 50

Thus, the measure of the angle CBA is 50 degrees if DC is parallel to AB. angle DCA is 3x+14.

Learn more about the angle here:

brainly.com/question/7116550

#SPJ2

1. 254+79=

2. 200+50+4+70+9=

Answers

the answer for both is 333 &’ 333
254+79= 333

200+ 50+ 4+70+70=333

A Broadway musical came to town. The auditorium filled all 1,000 seats at two-level pricing. Level 1 tickets are $75 each, and level 2 tickets are $100 each. The theater made $25,000 from ticket sales. The system of equations that models this scenario is:

x + y = 1,000
75x + 100y = 25,000

What do the x and y represent in the system?

x represents the number of level 1 tickets; y represents the number of level 2 tickets
x represents the number of level 2 tickets; y represents the number of level 1 tickets
x represents the cost of level 1 tickets; y represents the cost of level 2 tickets
x represents the cost of level 2 tickets; y represents the cost of level 1 tickets

Answers

Answer:

x represents the number of level 1 tickets; y represents the number of level 2 tickets

Step-by-step explanation:

The first equation (x + y = 1,000 ) shows that x + y equal to the number of seats in the auditorium. That means that they represent the number of tickets. In the second equation (75x + 100y = 25,000) x and y are being multiplied by the cost of their level ticket. So x represents the number of level 1 tickets; y represents the number of level 2 tickets.

hope this helps!

4 Abi is going to buy ingredients to make 65 hot chocolate drinks.
She needs 12 g of chocolate powder and 5 marshmallows to make each drink
Abi can buy
chocolate powder in 250 g jars at £2.99 per jar
marshmallows in bags of 120 marshmallows at £1.45 per bag
Work out the total cost of the chocolate powder and the marshmallows she needs to buy.

Answers

Answer:

To make 65 chocolate drinks, she needs:

12 g of chocolate powder and 5 marshmallows per drink.

Then she needs:

12g*65 = 780 grams of chocolate powder.

We know that the chocolate powder comes in jars of 250g, such that each one costs £2.99

If she buys 3 jars, she will have: 3*250g = 750g

So she will not have enough, then she needs to buy 4 jars.

Then in chocolate powder, she will pay 4 times £2.99 = £11.96

And for marshmallows, she needs:

65*5 = 325 in total.

Marshmallows come in bags of 120, then the number of packs that Abi needs to buy is:

325/120 = 2.7

That should be rounded up (because she can not buy a 0.7 of a bag)

Then she needs 3 bags, and each bag costs £1.45

Then the total cost in marshmallows is 3*£1.45  = £4.35

Lucy's dog lost 6 pounds. How much weight does her dog need to gain in order to have a net change of 0 pounds? ​

Answers

Answer:

Lucy's dog needs to gain 6 pounds.

Step-by-step explanation:

Lucy's dog lost 6 pounds so the dog will have to gain 6 pounds.

The Dog need to gain 6 pounds for net change of zero pounds.

We have Lucy's whose dog lost 6 pounds.

We have to find out how much weight does her dog need to gain in order to have a net change of 0 pounds.

If you have 'x' toffees and you lost 'y' toffees, then how many toffees you have to buy to recover the lost toffees?

Number of toffees left after loosing 'y' toffees = x - y

The number of toffees to buy = x - (x - y) = x - x + y = y

A/Q -

Let the Dog's initial weight be -  W

After loosing 6 pounds, the weight will be -   W - 6

For a net change of zero pounds, he needs to add = W - (W - 6) = W - W + 6 = 6 Pounds.

Hence, he need to gain 6 pounds for net change of zero pounds.

To solve more questions on estimating net change , visit the link below -

https://brainly.com/question/19955066

#SPJ2

Hamid bought 4.5 pounds of strawberries. The total cost of the strawberries was $8.10. How much did each pound of strawberries cost?
$0.08
$0.18
$0.80
$1.80

Answers

1.80, just divide 8.10 by 4.5!

Answer:

D) $1.80

Step-by-step explanation:

$1.80 per pound. It cost $1.80 per pound.

pls help ill mark brainliest and 25 points

Answers

Answer:

The trees.

Step-by-step explanation:

IXL huh? just get it wrong, it doesn't matter. Also read the question more carefully. He's using white for the bushes, so it is going to be lighter

HELP ME FAST PLZ HELP ME!!!

Answers

Answer:

267000 is the answer

Step-by-step explanation:

1. Write each phrase as a mathematical expression.

Mathematical

Expression

Phrase

1

nine increased by a number

fourteen decreased by a number

seven less than a number

the product of nine and a number

thirty-two divided by a number

five more than twice a number

the product of a number and six

seven divided by twice a number

three times a number decreased by eleven

withdrawing $10 every week from an outstanding

balance of $400

Answers

Answer and explanation:

x here represents the unknown number or value

9+x here nine is increased by x the unknown number

14-x fourteen is decreased by x the unknown number or value

x-7 the unknown number is decreased by seven

9*x nine is multiplied by an unknown number

32/x thirty two is divided by an unknown number

2x+5 double an unknown number increased by 5

x*6 unknown number multiplied by 6

7/2x seven divided by double an unknown number

3x-11 thrice an unknown number reduced by 11

400-10x weekly withdrawals of 10 from 400

Is it b? Am I right? Helppppp question 15

Answers

Answer:

A is correct.

Step-by-step explanation:

Since the 39 is the initial value and isn't a coefficient. 15 is a coefficient and represents the slope.

FACTORIZE
A(X)=(3x-2)^2-(2x-3)^2​

Answers

Answer:

5(x - 1)(x + 1)

Step-by-step explanation:

A(x) = (3x - 2)² - (2x - 3)² = (3x - 2 + 2x - 3)[3x - 2 - (2x - 3)] = 5(x - 1)(x + 1)

What is the y-intercept in the graph below?

Answers

Answer:

c

Step-by-step explanation:

the y-intercept is 1

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