SOLUTION: 3x-4y=-9 -x-4y=-13

Question 209171: 3x-4y=-9
-x-4y=-13
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
3x-4y=-9
-x-4y=-13
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Subtract the 2nd equation from the 1st to solve for "x":
4x = 4
x = 1
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Substitute into 3x-4y=-9 to solve for "y":
3*1 - 4y = -9
4y = 12
y = 3
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Cheers,
Stan H.
Reply to stanbon@comcast.net or algebra.com

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