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02-02-2017
Mathematics

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What is the x-coordinate of the solution to the system of equations?

3x + 2y = 3
2x - 2y = 7

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Lov3TIg3r Lov3TIg3r

02-02-2017

+2y and -2y cancel out.

5x = 10

divide 5x by 5 and 10 by 5

x = 2

then plug x into on equation to find y.

3(2) + 2y = 10

6 + 2y = 10

subtract 6 from both sides

2y = 4

divide both sides by 2

y = 2

answer: x = 2 y = 2

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