Tuesday, August 13, 2013

Solve: 3x+6y=2, -3x+2y=2

3x+6y=2
-3x+2y=2 

8y=4
y=1/2 

3x+6(1/2)=2
3x+3=2
3x=-1
x= -1/3 

sol (-1/3, 1/2

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