SOLUTION: 2x+2y=-4 2x-y=6
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Question 719543
:
2x+2y=-4
2x-y=6
Answer by
mananth(16946)
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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