SOLUTION: 2x+2y=-4 2x-y=6

Algebra ->  Systems-of-equations -> SOLUTION: 2x+2y=-4 2x-y=6      Log On


   

Question 719543: 2x+2y=-4
2x-y=6
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
2x+2y=-4
2x-y=6

2x+2y=-4
/2
x+y=-2
2x-y=6
add the equations
3x=-4
x=-4/3
plug x and get value of y
x+y=-2
-4/3 +y=-2
y=-2+4/3
y=-2/3