SOLUTION: 4x+5y=-16 -2x+5y=12 Solve for x and y.

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Question 138241: 4x+5y=-16
-2x+5y=12
Solve for x and y.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
4x+5y=-16
-2x+5y=12 MULTIPLY THIS EQUATION BY 2 & ADD THEM.
-4X+10Y=24
4X+5Y=-16
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15Y=8
Y=8/15 ANSWER.
4X+5(8/15)=-16
4X40/15=-16
4X=-16-40/15
4X=-16-8/3
4X=(-16*3-8)/3
4X=(-48-8)/3
4X=-56/3
X=-56/3*1/4
X=-56/12
X=-14/3 ANSWER.