How do I solve this and check all the solutions?

How Do I Solve This And Check All The Solutions?

Answers

Answer 1

Answer:

sir answer is x=6

Step-by-step explanation:

I hope this 9s ok

Answer 2

[tex] \LARGE{ \underline{ \tt{Required \: answer:}}}[/tex]

Given Eq:

√x + 3 = x - 3

Solving this:

Squaring both sides,

➝ x + 3 = (x - 3)²

➝ x + 3 = x² - 6x + 9

Now shifting RHS to LHS,

➝ x + 3 - x² + 6x - 9 = 0

➝ -x² + 7x - 6 = 0

➝ x² - 7x + 6 = 0

Now finding the values of x by middle term factorisation,

➝ x² - 6x - x + 6 = 0

➝ x(x - 6) - 1(x - 6) = 0

➝ (x - 1)(x - 6) = 0

➝ x = 1 or 6.

But here, you can see, x = 1 is not a solution to the original equation because when we say about square roots, value can't be negative.

Hence,

As a result, the only valid solution to the original equation is x = 6.

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Related Questions

Find the slope of the line that passes through: (10. 1) and (5.2)​

Answers

Answer:

1/-5 should be the answer

If m∠BEF = 100 and m∠CBE = 75, what is m∠DAG?

Answers

Answer:

m<DAG=25°

I want to explain why but I'm feeling too lazy right now. Basically by using vertical angles theorem and definition of congruent angles I solved it

Step-by-step explanation:

A group of friends equally split the dinner bill shown. If each person paid $16, how many friends paid?

Answers

Answer:

4

Step-by-step explanation:

Wait... this doesn’t make sense because it doesn’t tell you if there was tax, how many friends there were, or tips.

Answer:

16/y = x

Step-by-step explanation:

You cannot solve for the question yet. However, you can create an equation!

we know that each person paid 16 dollars.

We don’t know how much the bill was or how many people were there.

So out equation looks like;

z/y = x

or

z * x = y

z = how much each person paid.

y = how much each person paid.

x = how many people paid.

Substitute with what we know.

16/y = x

16 * x = y

Now you will be able to substitute for either x or y to find either answer.

Angel got paid $332.50. He had to pay income tax of 30%. How much money did he have left?​

Answers

Answer:

$232.75

Step-by-step explanation:

Because the tax takes 30% of his pay, he will be left with 70%.

Multiply his pay by 0.7 to get the answer:

332.50 * 0.7 = 232.75

Hope that helps! :D

Alexis is 9 years old. Mariah is 7 years older than Alexis. Jake is 3 years younger than Mariah. What is the ratio of Alexis’s age to Jake’s age?


ITS EXPLAINING RATIOS!

Answers

Answer:

C

Step-by-step explanation:

Solve for x. -3-x-27>85

Answers

Answer:

x < -115

General Formulas and Concepts:

Pre-Alg

Order of Operations: BPEMDASEquality Properties

Step-by-step explanation:

Step 1: Define inequality

-3 - x - 27 > 85

Step 2: Solve for x

Combine like terms:                    -x - 30 > 85Add 30 to both sides:                  -x > 115Divide -1 on both sides:               x < -115

Here we see that any number x smaller than -115 would work as a solution.

-6(x + 2) + (-3x + 17)

Answers

Answer:

-9x+5

Step-by-step explanation:

-6*x = -6x

-6*2 = -12

-6x-12+-3x+17

-6x+-3x = -9x

-12+17 = 5

-9x+5

Answer:

-9x+5

Step-by-step explanation:

Distribute:

-6x-12-3x+17

Combine like terms:

-9x+5

Final answer:

-9x+5

Hope this helps plz hit the crown :D

Can someone please help me on this please?

Write the following decimals in base ten numerals.

A. 3,000 + 60 + 0.4 +0.002
B. One hundred seventeen and three-thousandths

Answers

Answer:

¯\_(ツ)_/¯

Step-by-step explanation:

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

¯\_(ツ)_/¯

The required solutions,
(A) Association of the given expression gives 3060.402.
(B) Conversion of the word form of number into digit form gives 1700.003.

What is decimal value?

Decimal value is defined as showing the place value of the digits in a decimal number. If any proportion of the digit is lower than 1 it would be represented after the dot right to the absolute value,

Here,
A. 3,000 + 60 + 0.4 +0.002
Simplify the above expression by the association of the numbers,
3,000 + 60 + 0.4 +0.002 = 3060.402

B. One hundred seventeen and three-thousandths
Convert words to numbers,
= 1700.003

Thus, the required solutions,
(A) Association of the given expression gives 3060.402.
(B) Conversion of the word form of number into digit form gives 1700.003.

Learn more about decimal values here,

brainly.com/question/19802955

#SPJ2

A group of 10 peoples bought tickets to a reptile exhibit and paid a total of $130. What was the price of one ticket?​

Answers

130/10 = 13 dollars per ticket

Density is also the slope of the relationship between mass and volume. If the density 7.2 g /mL, what is the slope?

Answers

Answer:

The slope for the substance = 7.2 g/mL

Step-by-step explanation:

Given that the density is also the slope relationship between mass and volume and that the density is equal to 7.2 g/mL, therefore, the slope of the equation of the line relating mass to volume is also equal to 7.2 g/mL

The density = Mass/Volume = 7.2 g/mL

The slope of mass volume relationship = (The change in mass)/(The equal change in volume)

Whereby the change is from the zero state, we have;

The slope of mass volume relationship = (Mass - 0))/(Volume - 0) = Mass/Volume

Therefore;

The value of the slope of the substance = The value of the density of the substance = 7.2 g/mL

The value of the slope for the substance = 7.2 g/mL.

WHOEVER GETS THIS RIGHT GETS MARKED BRAINLIEST

find the area of the trapezoid below by decomposing it into familiar shapes

Answers

Answer:

The area would be 168ft. The rectangle's area would be 144ft, and the triangle's area would be 24ft.

Rectangle:

18×8=144

Triangle:

8×3=24

Answer:

The area is 168

Step-by-step explanation:

Instead of trying to find the area of the trapezoid, you can easily figure out the area of the rectangle and triangle present in the picture.

first, multiply 18 by 8 to get the area of the rectangle. 18 x 8 = 144

Then, use the equation for area of triangle L x W/ 2 = A

(6 x 8)/2 = 24

add these 2 values.

24 + 144

168 is your final  answer

What is the equation, in slope-intercept form, for the line that passes through the point (2, −3) and is perpendicular to the line represented by y  =  25x + 4   ?​

Answers

Answer:

The equation is;

y = (-x-23)/25

Step-by-step explanation:

The equation of a straight line can be given as y = mx + b

where m is the slope and b is the y-intercept

for y = 25x + 4

m is 25

Now, we need the slope of a line perpendicular to this,

If two lines are perpendicular, the result of the product of their slopes is -1

m1 * m2 = -1

25 * m2 = -1

m2 = -1/25

Mathematically, we have the slope in the point slope form as ;

y+3 = -1/25 (x - 2)

y = -x/25 + 2/25

y = -x/25 + 2/25 - 3

y = -x/25 -73/25

The school in town is building a track around its football stadium. The principal must decide whether to build a track with 6 lanes or 7 lanes. A 6-lane track will be 28.68 feet wide, and a 7-lane track will be 28.98 feet wide. If all lanes are of equal width in each track, how much wider will the lanes be in a 6-lane track than in a 7-lane track?

Answers

Answer:

the 6 lane track will be 0.64 feet wider than the 7 lane track

Step-by-step explanation:

28.68÷6=4.78

28.98÷7=4.14

4.78-4.14=0.64

There are 30 boys in a sporting club. 20 of them play hockey and 15 play volleyball. Each boys plays at least one of the two games. Illustrate the information on a Venn diagram. How many boys play all the two games. How many boys play only one game​

Answers

Answer:

5 boys play all the two games

25 boys play only one game

Step-by-step explanation:

Sets

There are two sets defined in the question: one for the boys who play hockey (H) and the other for the boys who play volleyball (V).

All the boys play at least one of the two games, so no elements are outside both sets.

There are 30 boys in total. 20 of them play hockey and 15 play volleyball. Since the sum of both numbers is greater than the total of boys, the difference corresponds to the boys who play both games.

Thus 20 + 15 - 30 = 5 boys play both games

Given that 5 boys are shared by both sets, from the 20 playing hockey, 15 play ONLY hockey. From the 15 boys playing volleyball, 10 play ONLY volleyball.

Thus 15 + 10 = 25 boys play only one game.

The Venn diagram is shown in the image.

Classes
Evaluate the expression below if m= -7 and n = 2*
4\m - nl
Your answer
Evaluate the expression below if c = -1 and d = -4*
5c2 – d? + 3
2c - 4d
Your answer

Answers

The first one is 36 and the second one is -4/7 I believe

7x + 14.7x^2 + 22
Standard form

Answers

Answer:

$7x+14.7x^2+22$

Step-by-step explanation:

Steps

$7x+14.7x^2+22$

I need help with this slope proplems

Answers

Answer:

Melissa = D

Victor = C

Step-by-step explanation:

Answer:

D, then C

Step-by-step explanation:

D because melissa needs money so x + 35 greater than or equal to is the best option

C because victor spent $20 before so 0.5x - 20 greater than or equal to 500 is the best option

Solve for X.

14/20= 56/x
Please some helpp

Answers

Answer:

x=80

Step-by-step explanation:

X= 80
56 div. 14 = 4, so you multiply 20 and 4 to find the denominator of 56/x, therefore, the answer is X= 80

A regular polygon first maps directly onto itself after rotating 10 degrees. How many sides does the polygon have?

Answers

Answer:

I think it is 8.

Step-by-step explanation:

But I might be wrong.

Answer:

36 sides

Step-by-step explanation:

360 degrees divided by the number of sides equals the rotation degrees. So in order to have your polygon map itself after rotating 10 degrees, it would have to have 36 sides. 360/36 = 10.

(50 points) Use the spinner below. Show your work, making sure to simplify your answers. (Note: The smallest section of the circle is 1/16 of the circle.) 16. What is P(red, yellow, blue)? 17. What is P(orange, yellow)? 18. P(green, blue, purple)? 19. P(pink)? 20. P(red, orange, yellow, green, blue, purple)? Thank you!!

Answers

Answer:

I have the same questions and I got them right

Step-by-step explanation:

16. What is P(red, yellow, blue)?

P(red, yellow, blue)=  6/16= 3/8.

4/16+ 1/16+ 1/16= 6/16= 3/8

17. What is P(orange, yellow)?

P(orange, yellow)= 1/8

1/16+1/16= 2/16= 1/8

18. P(green, blue, purple)?

P(green, blue, purple)=  5/8

7/16+1/16+2/16= 10/16= 5/8.

19. P(pink)?

P(pink)=0

There is no pink color.

20. P(red, orange, yellow, green, blue, purple)?

P(red, orange, yellow, green, blue, purple)= 16/16= 1.

4/16+ 1/16+ 1/16+ 7/16+1/16+2/16 =16/16= 1.

Help plssss idk what to do!!!!!!!!!

Answers

9514 1404 393

Answer:

  y = 1

Step-by-step explanation:

Recognize that 25 and 125 are powers of 5 and rewrite the equation in terms of powers of 5.

The applicable rules of exponents are ...

  (a^b)^c = a^(bc)

  (a^b)/(a^c) = a^(b-c)

  (a^b)(a^c) = a^(b+c)

__

Your equation can be written as ...

  [tex]25^4\div5^{5y}=125^y\\\\(5^2)^4\div5^{5y}=(5^3)^y\\\\5^{8-5y}=5^{3y}\\\\8-5y=3y\qquad\text{equate exponents of the same base}[/tex]

Now this can be solved as an ordinary linear equation.

  8 = 8y . . . . . . add 5y to both sides

  1 = y . . . . . . . divide by 8

The solution is y = 1.

Solve for n
2-2n=3n+172−2n=3n+17

Answers

Answer:

[tex]n = - \frac{170}{3} [/tex]

Ayan po ng answer sana makatulong

#carrying_learning

The drivers at Pizza Palace were loading up their 3 delivery vans for the evening. There were 65 pizzas. The boss told them to put an equal number of pizzas in each van and said they could split any leftovers equally. How much of a leftover pizza did each of the 3 drivers get?

Answers

65/3=21 with 2 leftover

(2/3)/3 or 2/3•1/3 = 2/9

so either they didn’t get to share or each got 2/9 of the leftovers

1 + 6x - x = -9
Does anyone know how to solve this ?

Answers

6x - x = 5x; 1 - -9 = -10. -10/5 = -2. -2 = x

5x – 3y = -21
2x - 9y = 54

Answers

Answer:

I'm confused

Step-by-step explanation:

What am I suposed to do?

What was the unconditioned stimulus (UCS) in the case of Little Albert?

A high chair
A rat
A loud noise
A small enclosed space
A dog

Answers

[tex] \LARGE{ \underline{ \tt{Required \: answer:}}}[/tex]

It was started by a scientist Ivan Pavlov who was a russian physiologist who started the Behaviorist movement in psychology.

During the experiment:

The loud noise is the unconditioned stimulus.The fear reaction is the unconditioned response.The white rat is our neutral stimulus.When the loud noise and the white rat are paired over time, the white rat becomes the conditioned stimulus.The Fear reaction to the loud noise the conditioned response.

Our Answer is:

Loud noise (Option C✓)

⛱️ [tex] \large{ \blue{ \bf{FadedElla}}}[/tex]

what dy did mrter thother king dye

Answers

If your asking why he got shot
If your asking when it was April 4 1968

Hope it helps
Couldn’t understand what u wrote
Can you explain who you’re referring to specifically, I can’t read what you’re saying

Lucas is making a wire sculpture for art class. For the sculpture, he needs to cut a wire into pleces that
are each 1/16 of a foot long. If the original wire is 3/4 of a foot long, how many pieces will Lucas have?

Answers

Answer:

➧Lucas can cut the wire into 12 pieces.

Step-by-step explanation:

Lets Solve!

⟹The first step is to convert [tex]\frac{3}{4}[/tex] into [tex]\frac{}{16}[/tex] !

      To do this we must find what number multiplied by 4 equals 16.

16 ÷ 4 = 4

⟹Now we know our multiplier is 4. So lets multiply the numerator and denominator by 4.

[tex]\frac{3}{4} * \frac{4}{4} = \frac{12}{16}[/tex]

[tex]\frac{12}{16}[/tex]

⟹Next we just divide  [tex]\frac{12}{16}[/tex] by [tex]\frac{1}{16}[/tex].

[tex]\frac{12}{16}[/tex] ÷ [tex]\frac{1}{16}[/tex] = 12

➧Lucas can cut the wire into 12 pieces.

Woohoo! Brainliest appreciated! Hope I helped!

Based on the original length of the wire and the length Lucas requires, he will have 12 pieces.

The wire is 3/4 feet long and each piece required will be 1/16 feet.

The number of pieces in total is:

= Length of wire / Length of pieces

Solving gives:

= 3/4 ÷ 1/16

= 3/4 × 16/1

= 48/4

= 12 pieces

In conclusion, Lucas will have 12 pieces.

Find out more at https://brainly.com/question/6752673.

Write the equation of the parabola in vertex form.
vertex (3,4), point (2,-2)

Answers

Answer:

              y = - 6(x - 3)² + 4

Step-by-step explanation:

The vertex form of  the equation of the parabola with vertex (h, k)   is:

y = a(x - h)² + k  

So  the equation of the parabola with vertex (3, 4):

y = a(x - 3)² + 4

The parabola passes through point (2, -2) so if x=2 then y=-2

- 2 = a(2 - 3)² + 4

- 2 -4 = a(-1)² + 4 -4

- 6 = a

So, the equation written in vertex form of a parabola with a vertex of (5, 7) that passes through (2, -2):

                                       y = - 6(x - 3)² + 4  

He regular hexagon has a radius of 4 in. A regular hexagon has a radius of 4 inches. What is the approximate area of the hexagon? 24 in.2 42 in.2 48 in.2 84 in.2

Answers

Answer:

41.57 in²

Step-by-step explanation:

Answer:

41.57 in² round it up and it's 42

Step-by-step explanation:

I just did it

Brainliest pls

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