SOLUTION: Elimination using addition and subtraction: 2x-3y=14 and x+3y=-11

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Question 836182: Elimination using addition and subtraction:
2x-3y=14 and x+3y=-11


Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.2x-3y=14
2.x%2B3y=-11
Add the equations together,
2x-3y%2Bx%2B3y=14-11
3x=3
x=1
Then use either equation to solve for y.
1%2B3y=-11
3y=-12
y=-4