-1x-28+3x=12

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Solution for -1x-28+3x=12 equation: 



-1x-28+3x=12

We move all terms to the left:

-1x-28+3x-(12)=0

We add all the numbers together, and all the variables

2x-40=0

We move all terms containing x to the left, all other terms to the right

2x=40

x=40/2

x=20

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