SOLUTION: Solve the system of eqations. x + y = -4 x - y = 10

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Question 241411: Solve the system of eqations.
x + y = -4
x - y = 10
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x + y = -4
x - y = 10 ADD
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2X=6
X=6/2
X=3 ANS.
3+Y=-4
Y=-4-3
Y=-7 ANS.
PROOF:
3-(-7)=10
3+7=10
10=10