4x+7=12x-31

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Solution for 4x+7=12x-31 equation: 



4x+7=12x-31

We move all terms to the left:

4x+7-(12x-31)=0

We get rid of parentheses

4x-12x+31+7=0

We add all the numbers together, and all the variables

-8x+38=0

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

-8x=-38

x=-38/-8

x=4+3/4

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