Solve each system by elimination. First clear denominators.

3x/2 +y/2=-2

x/2 +y/2=0

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- Jul 12th 2008, 09:06 PMnorwoodjayI need assistance
Solve each system by elimination. First clear denominators.

3x/2 +y/2=-2

x/2 +y/2=0 - Jul 12th 2008, 11:37 PMred_dog
Multiply both equations by 2:

$\displaystyle \displaystyle\left\{\begin{array}{ll}3x+y=-4\\x+y=0\end{array}\right.$

Substract the second equation from the first to eliminate y:

$\displaystyle 2x=-4\Rightarrow x=-2$

Replace x in the second (or first) equation and find y.