3x-5=12x+31

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Solution for 3x-5=12x+31 equation: 



3x-5=12x+31

We move all terms to the left:

3x-5-(12x+31)=0

We get rid of parentheses

3x-12x-31-5=0

We add all the numbers together, and all the variables

-9x-36=0

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

-9x=36

x=36/-9

x=-4

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