3 years ago

Solve the following systems of equations by graphing. Write your answer in the form of (x, y).

Mathematics

1 answer:

EastWind [94]3 years ago

3 0

Answer:

(x,y) = (1,9)

Step-by-step explanation:

y = x + 8 and y = 5x + 4

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Y=Mx+B is the slope for and then go from there

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3 years ago

Monica says,"if 4 bottles cost $10, then 2 bottles cost $5 + $20." Is Monica correct? Explain

Igoryamba

Answer:

Monica is not correct.

Step-by-step explanation:

First of all, if 4 bottles only cost $4, then how would only 2 cost more? (She said the two bottles would be $25, which doesn’t make sense.)

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2 years ago

The perimeter of a rectangular playground is 494 yards. The length of the playground is 7 more than twice the width. Find the le

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Answer:

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Step-by-step explanation:

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2 years ago

If there are 16 cups in one gallon, how many cups are there in 3 gallons? How many cups are in 5 gallons? Total points with expl

Zigmanuir [339]

If there are 16 cups in one gallon, each gallon u add 16. If you have 3 gallons you add 16 3 times. So to get your answer you multiply 16 by three which is 48 cups.

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3 years ago

Read 2 more answers

Find the sum.<br> 2x<br> x2 - 6x + 9 + x2 + 2x - 15

galina1969 [7]

Answer:

$\large\boxed{x^2-6x+9+x^2+2x-15=2x^2-4x-6}$

Step-by-step explanation:

$x^2-6x+9+x^2+2x-15\qquad\text{combine like terms}\\\\=(x^2+x^2)+(-6x+2x)+(9-15)\\\\=2x^2-4x-6$

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3 years ago