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May 22, 2015

Homework Help: Algebra

Posted by Jon on Tuesday, February 26, 2008 at 2:04am.

Solve the system of equations:

First:4x-2y=2
Second:y=-4x-7

4x-2(-4x-7)=2
4x+8x+14=2
12x+14=2
subtract 14 from both sides
x=-1

y=-4(-1)-7
y=4-7
y=-3

(-1,-3)

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