What is the solution to the following system of equations?
2x + 4y = 0
y = -1/2x
A. The ordered pair (0,0) is the solution.
B. The ordered pair (-1/2,0) is the solution.
C. There are an infinite number of solutions.
D. There is no solution.

Answers

Answer 1
I pretty sure it’s C. if it’s not i’m sorry

Related Questions

50+50+90+90=its a total of=

Answers

Answer:

280

Step-by-step explanation:

50+50=100 plus 90+90= 180 so 180+100=280

Which is the same as 3 feet?

Answers

Answer: 36 inches

Step-by-step explanation:

hope this helps :)

Answer:

i wanna say something mean, buuuuut... water bottle

Step-by-step explanation:

If A = (2, 4, 6, 8, 10) and B = {4, 8, 10), then which of the following statements is false? ​

Answers

Answer:

A⊂B is the false

Step-by-step explanation:

because there are elements in A not exist in B

Answer:

A is the subset of B

is the false statement.

A bag contains 5 red marbles, 3 blue marbles, and 1 green marble. What is the probability of choosing a marble that is not blue when one marble is drawn from the bag?

Answers

Answer:

4/9

Step-by-step explanation:

simplify if you ned

d to

n(s) = 9

n(e) = 6

p(e) = 6/9 = 2/3

Step by step explanation

1. n(s) = Number of sample space

2. n(e) = Number of events

here , question asks to find the probability of marbles that are not blue , that means

red and green so n(e) = 6

3. p(e) = probability

Please explain to me how to do this question with right answer

Answers

Answer:

[tex]\boxed {\boxed {\sf b=8}}[/tex]

Step-by-step explanation:

The Pythagorean Theorem is:

[tex]a^2+b^2=c^2[/tex]

where a and b are the legs and c is the hypotenuse.

In this triangle, 6 and b are the legs, because they form the right angle.

10 is the hypotenuse, because it is opposite the right angle. Plus, it's the longest side.

[tex]a=6 \\b=b\\c=10[/tex]

Substitute the values into the Theorem.

[tex]6^2+b^2=10^2[/tex]

Evaluate the exponents.

6²= 6*6= 36

[tex]36+b^2=10^2[/tex]

10²= 10*10= 100

[tex]36+b^2=100[/tex]

Subtract 36 from both sides of the equation to isolate the variable (b).

[tex]36-36+b^2=100-36[/tex]

[tex]b^2=100-36[/tex]

[tex]b^2=64[/tex]

b is being squared. The inverse of a square is a square root. Take the square root of both sides of the equation.

[tex]\sqrt{b^2}=\sqrt{64[/tex]

[tex]b=\sqrt{64}[/tex]

[tex]b=8[/tex]

In this triangle, b (the other leg) is equal to 8

What is x?

A. 0.6
B. 0.75
C. 1.25
D. 0.8

Answers

Answer:

D. 0.8

STEP-BY-STEP EXPLANATION

[tex] \because \: x = \sin (\theta) \\ \\ \sin \theta = \frac{4}{5} \\ \\ \sin \theta = 0.8 \\ \\ \implies \: x = 0.8[/tex]

Will give brainliest please help

Answers

The middle is a square so yep

Answer:

49

Step-by-step explanation:

In the middle of the figure , there's a square whose each side length is 7. So area of the square will be [tex] {7}^{2} = 49 \: {unit}^{2} [/tex]

A hybrid SUV gets 32miles per gallon on the highway driving at a constant 55 miles per hour.At this rate, how many gallons per hour does the hybrid SUV use?

Answers

Answer:

a

Step-by-step explanation:

The hybrid SUV uses 32/55 gallons per hour which is the correct answer would be an option (A).

What are Arithmetic operations?

Arithmetic operations can also be specified by adding, subtracting, dividing, and multiplying built-in functions.

The operator that perform the arithmetic operations are called arithmetic operators.

Operators which let do basic mathematical calculation

+ Addition operation : Adds values on either side of the operator.

For example 4 + 2 = 6

- Subtraction operation : Subtracts right hand operand from left hand operand.

for example 4 -2 = 2

* Multiplication operation : Multiplies values on either side of the operator

For example 4*2 = 8

Given that a hybrid SUV gets 32miles per gallon on the highway driving at a constant 55 miles per hour

To determine miles per gallon of gas,

We take the 32miles the hybrid SUV travels and divide it by the highway driving at a constant 55 miles per hour

⇒ 32/55

Hence, the hybrid SUV uses 32/55 gallons per hour.

Learn more about Arithmetic operations here:

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Question 1 (5 points)
Saved
(01.01 LC)

Which of the following is a rational number? (5 points)

square root of 2, square root of 3, square root of 4, and square root of 5
Question 1 options:

1)

square root of 2

2)

square root of 3

3)

square root of 4

4)

square root of 5

Answers

Answer:

Square root of 4 is ans

Step-by-step explanation:

Answer:

4) square root of 4

Step-by-step explanation:

Josh drove 380 miles using 14 gallons of gas. At this rate, how many gallons of gas would he need to drive 418 miles?​

Answers

Answer:
15.4 gallons
.
Step-by-step explanation:

The rate of gas used = 380/14 = 27.14 gallons per gallon.
So for each gallon used you drive 27.14 miles.
So number of gallons used when travelling 418 miles = 418/27.14

= 15.4 gallons .

Answer: 15.4

Step-by-step explanation: First find the unit rate: 14/380=0.03684210526

Then multiply by the # of miles Josh needs to drive(Which is 418): 0.03684210526  times 418= 15.4

What is log4 (5x+2) = 5x in exponential form?

Answers

Answer:

4^(5x) = 5x + 2

Step-by-step explanation:

Applying the definition of logarithm we can say that if logb(x) = y, then b^y = x;

Accordingly your equation log4 (5x+2) = 5x in exponential form should be 4^(5x) = 5x + 2

A price was first decreased by 12%, they it was decreased again by an additional 5%. What is the percent of the total de. ease?

Answers

9514 1404 393

Answer:

  16.4%

Step-by-step explanation:

Assuming the 5% was taken off of the already-discounted price, then the original price was multiplied by ...

  (1 -12%)(1 -5%) = 0.88×0.95 = 0.836 = 1 -16.4%

The total decrease was 16.4%.

help pleasseeeeeeeeee 6. If Ai charges $3.25 per serving of ice cream, how much will she make if she sells it to 12
½ people (children under 5 get half scoops for half the amount, which is why there is a
half person).

Answers

Answer:

40.62

Step-by-step explanation:

that's the answer I got

What is h? even if you can just tell me how to find it would be helpful!

Answers

Answer:

possibly 5?

Step-by-step explanation:

But can you plzzz help me with my latest question

which expression represents"divide the sum of x and 2 by 4"?

Answers

Answer:

Step-by-step explanation:

pix

PLEASE HELP ILL GIVE BRAINLIST

Answers

Answer:

A

Step-by-step explanation:

C OR A

Answer:

b

Step-by-step explanation:

Have a nice day!

Find the value of 15c1

Answers

Answer:

The simple answer is 15 only

3/4 of girls in sss1 play basketball and 4/7 play volleyball. Every girl plays at least one of these games. if 27 play both games how many girls are in the class​

Answers

Answer:

84

Step-by-step explanation:

1/4 of class don't play basketball but do play volleyball

so 9/28 of class play both since 4/7 - 1/4 = 9/28

9/28 of class = 27

1/28 of class = 3

class = 3*28

There are 84 girls in the class.

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

Girls who plays basketball = (3/4)x

Girls who plays volleyball = (4/7)x

Girls who plays both games = 27

Now, Let us consider total girls in the class = x

So we can write it as mathematical equation as;

⇒ (3/4)x +(4/7)x - 27 = x

By taking L.C.M. -

⇒ (21x+16x)/28 - (27) = x

⇒ 37x/28 = x + 27

⇒ 37x = 28x + (27×28)

⇒ 9x = 27×28

⇒ x = (27×28)/9

⇒ x = 3×28

⇒ x = 84

So, There are total 84 girls in the class.

Learn more about the mathematical expression visit:

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What is the range of h

Answers

Answer:

The range of the function is the set of all possible outputs, that is, the set of all values obtained by applying the function to elements of the domain. So the set of all values which can be obtained by applying h(x) to an element of its domain is {−4,0,5,60} , and thus that is the range of h(x)

Step-by-step explanation:

GOOD LUCK

f(x)= x^2 + 6x + 8

g(x)= x+2

(f+g)(x)=

(f-g)(x)=

(f•g)(x)=

(f/g)(x)=

Answers

Answer:

2^2

Step-by-step explanation:

thusly the attached to draw people protesting against the attached document below Regards Dave has a blissful weekend and the attached document below Regards

Find the unit rate. Round to the nearest hundredth, if necessary.

$5.99 for 12 lb

Answers

(Around) 50 cents. If you round 5.99 to 6.00 and divide by 12, you get 50. But if you want more of an exact answer, it’s 0.4991666667 (and if you round, you get 0.50 either way)

Esther had five times as many cards as Richard. Esther gave 1/4 of her cards to Richard. Then, Richard gave 1/6 of his cards to Esther in return. In the end, Esther had 90 more than Richard. How many cards did Esther have at first?

Answers

Answer:

Esther has 200, Richard has 40

Esther gives Richard 50 cards. Now they have

Esther: 150, Richard: 90

Richard gives Esther 15, so they now have

Esther: 165, Richard 75

Step-by-step explanation:

Answer:

Esther had 200 cards at first

Step-by-step explanation:

Variables:

  Esther:  5r

  Richard:  r

Equalities:

  e = 5r

  e - e/4 + 1/6 (r + e/4) = 5/6 (r + e/4) + 90

Solve:

  Replace e with 5r and solve for r:

        e - e/4 + 1/6 (r + e/4) = 5/6 (r + e/4) + 90

     5r - 5r/4 + 1/6 (r + 5r/4) = 5/6 (r + 5r/4) + 90

        5r - 5r/4 + 1/6 (2.25r) = 5/6 (2.25r) + 90

            5r - 1.25r + 0.375r = 1.875r + 90

            5r - 1.25r + 0.375r - 1.875r = 90

                                             2.25r = 90

                                                     r = 40

  Esther:  5r = 5(40) = 200

  Richard:  r = 40

Describe what is happening in this graph with regards to the number of people in an amusement park on a summer day. ​

Answers

Answer:

The number is gradually increasing representing the people entering the park, the number becomes constant after a while , and lastly the people are starting to leave causing the decline on the graph.

Step-by-step explanation:

This the plebian explanation of how my teacher it.

The graph is showing the entry of the people in the amusement park.

What is a graph?

A graph represents the data on the vertical and horizontal coordinates so we can see the trend of the data.

A graph is a structure that resembles a set of items in mathematics, more specifically in graph theory, in which some pairings of the objects are conceptually "connected."

The items are represented by mathematical abstractions known as vertices, and each pair of connected vertices is referred to as an edge.

As more people visit the park, the number progressively rises; after a while, it stabilizes; and finally, as more people start to leave, it begins to drop on the graph.

Therefore, the graph is showing the entry of the people in the amusement park.

To know more about a graph follow

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What is the approximate circumference of the circle shown below?
A. 37.8 cm
14.8 cm
B. 46.5 cm
C. 23.2 cm
D. 92.9 cm
SUBMIT

Answers

The approximate circumference of the circle shown in the image is given as follows:

B. 46.5.

How to obtain the circumference of a circle?

The circumference of a circle of diameter d is given by the multiplication of π and the diameter, as follows:

C = πd.

π has the numeric value of 3.14, hence the equation is approximated as follows:

C = 3.14d.

The diameter of a circle is the distance between two points on the circumference of the circle that pass through the center, hence for this problem it is given as follows:

d = 14.8 cm.

Then the circumference of the circle is of:

C = 3.14 x 14.8

C = 46.5 cm.

More can be learned about the circumference of a circle at brainly.com/question/12823137

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Answer: 46.5 cm

Just took the test and got it right!

One ball is drawn from a bag containing 4 red balls numbered 1–4 and 10 white balls numbered 5–14. Find the following probabilities.
What is the probability that the ball not divisible by 3?

Answers

Step-by-step explanation:

9 in total numbers can't be divided by 3...

therefore your probability will be = 9/14

= 0.64

What is the value of p in the proportion below?

StartFraction 20 over 6 EndFraction = StartFraction p over 12 EndFraction

Answers

Answer:

20/6=p/12

cross multiply

20*12=6p

240=6p

divide both sides by 6

p=40

Answer:

C - 40

Step-by-step explanation:

Turn 20% and 0.35 into a fraction ( please I’ll mark you brainlest please hurry )

Answers

20% = 1/5

0.35 = 35/100 but simplified is 7/20

I hope this helps, and Happy Holidays! :)

In the figure below, APQR is a reflection of ATSA.
Two students describe the given triangles as shown:
Student I: Because reflections preserve side lengths, OR a SR, PO TS, and PR TR.SO APORATSR by SSS.
Student II: Because reflections preserve both side lengths and angle measures, ZROP ZRST, OR SR. and PO = TS. SO APOA - ATSR by SAS.
Who has proven APOR - ATSR correctly?
only studenti
only student II
o
both student I and student II
o
neither student I nor student II

Answers

Answer:

both student one and student two

Step-by-step explanation:

With the properties of congruent triangle we conclude that the statement of both student I and student II are correct.

Congruent triangle-If the sides of two triangle measure same lengths and the angle have same measures then the two triangle are said to be congruent.

Given-

Statement of student 1-Because reflections preserve side lengths,

[tex]QR \cong SR[/tex],

[tex]PQ \cong TS[/tex],

[tex]PR \cong TR.[/tex] so,

[tex]\bigtriangleup PQR \cong \bigtriangleup TSR[/tex]

In all the three sides of one triangle are equivalent to the corresponding three sides of the second triangle, then the two triangle are said to be congruent by the side side side (SSS) rule. Hence, the above statement is correct.

Statement of student 2- Because reflections preserve both side lengths and angle measures,

[tex]\angle RQP \cong \angle RST[/tex]

[tex]QR \cong SR[/tex]

[tex]PQ \cong TS[/tex]

[tex]\bigtriangleup PQR \cong \bigtriangleup TSR[/tex]

In any two sides and the angle included between the sides of one triangle are equivalent to the corresponding two sides and the angle between the sides of the second triangle, then the two triangle are said to be congruent by the side angle side (SAS) rule. Hence the above statement is correct.

Hence, with the properties of congruent triangle we conclude that the statement of both student I and student II are correct.

https://brainly.com/question/25813512

I need helppppp please someone help

Answers

Answer:

I think it 50+ 0.35m and then for part b 50+0.35m 0.35×80+50= $78

Step-by-step explanation:

0.35×80=28+50=78

-5b = -20 b= need help with homwork

Answers

Answer:

b = 4

Step-by-step explanation:

you must divide both sides of the equation by -5 to get b by itself. division cancels out multiplication but also keeps both sides equal

b = -20/-5

b = 4

the answer is b=4
hope this helped
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