3x+2y=7 y=-3x+11

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3x+2y=7 y=-3x+11

Guest Sep 11, 2014

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Best Answer

+33653

+5

3x + 2y = 7 ...(1)

3x + y = 11 ...(2)

Subtract (2) from (1)

y = -4

Put this in (2)

3x - 4 = 11

3x = 15

x = 5

Alan Sep 11, 2014

1⁺⁰ Answers

+33653

+5

Best Answer

3x + 2y = 7 ...(1)

3x + y = 11 ...(2)

Subtract (2) from (1)

y = -4

Put this in (2)

3x - 4 = 11

3x = 15

x = 5

Alan Sep 11, 2014

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