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25-01-2022
Mathematics

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What is the y-coordinate of the solution for the system of equations?

{x−y=−11y+7=−2x

Enter your answer in the box.

y =

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jen4755 jen4755

25-01-2022

Answer:

5

Step-by-step explanation:

x−y=−11, so x = y - 11

y+7=−2x, y + 7 = -2(y - 11)

y + 7 = -2y + 22

3y + 7 = 22

3y = 15

y = 5

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