7x-12=8x+4

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Solution for 7x-12=8x+4 equation: 



7x-12=8x+4

We move all terms to the left:

7x-12-(8x+4)=0

We get rid of parentheses

7x-8x-4-12=0

We add all the numbers together, and all the variables

-1x-16=0

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

-x=16

x=16/-1

x=-16

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