7x-27=3x+12

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Solution for 7x-27=3x+12 equation: 



7x-27=3x+12

We move all terms to the left:

7x-27-(3x+12)=0

We get rid of parentheses

7x-3x-12-27=0

We add all the numbers together, and all the variables

4x-39=0

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

4x=39

x=39/4

x=9+3/4

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