SOLUTION: Solve each system of equation by substitution or addition? x+y=14, 4x-y=-14 show work.

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Question 475534: Solve each system of equation by substitution or addition? x+y=14, 4x-y=-14 show work.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
x+y=14
4x-y=-14
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Add and solve for "x":
5x = 0
x = 0
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Substitute and solve for "y":
x +y = 14
0 + y = 14
y = 14
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Cheers,
Stan H.