SOLUTION: I need help on Addition and Subtraction of Linear Equations...The problem is 3x+y=17 -1x-x=23

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Question 188464: I need help on Addition and Subtraction of Linear Equations...The problem is
3x+y=17
-1x-x=23
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
3x+y=17
-1x-x=23
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I think you posted it wrong.
Look at your 2nd equation.
Cheers,
Stan H.