2 years ago

Is (3,-1) a solution of this system: y=2-x 3-2y=2x

1 answer:

8 0

Plug in (3,-1) into equations to see:
-1=2-3
-1=-1 CHECK

3-2(-1)=2(3)
3+2=6
5=6 NO

This is not a solution.

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