SOLUTION: solve by elimination -3x+2y=-21 -x-y=-2 show all steps and work

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Question 876592: solve by elimination
-3x+2y=-21
-x-y=-2
show all steps and work

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
Multiply the second equation by 2 and add the equations together.



Then use either equation to solve for .




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