-2x+7=40

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Solution for -2x+7=40 equation: 



-2x+7=40

We move all terms to the left:

-2x+7-(40)=0

We add all the numbers together, and all the variables

-2x-33=0

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

-2x=33

x=33/-2

x=-16+1/2

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