SOLUTION: 4x+y=-9 4x+2y=-10

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Question 129262:

4x+y=-9 4x+2y=-10
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
4X+Y=-9
-4X-2Y=10
-------------------------
-Y=1
Y=-1 ANSWER.
4X-1=-9
4X=-9+1
4X=-8
X=-8/4
X=-2 ANSWER.
4*-2+2*-1=-10
-8-2=-10
-10=-10