SOLUTION: Solve each system by addition 2x = 2 – y 3x + y = -1

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Question 317538: Solve each system by addition
2x = 2 – y
3x + y = -1

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
1.
2.
Multiply eq. 1 by (-1) and add to eq. 2,


Then use either equation to solve for y.3




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