3=3x+12+5x

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



3=3x+12+5x

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(8x+12)+3=0

We get rid of parentheses

-8x-12+3=0

We add all the numbers together, and all the variables

-8x-9=0

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

-8x=9

x=9/-8

x=-1+1/8

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