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3x+12=3x-14+8x-12
We move all terms to the left:
3x+12-(3x-14+8x-12)=0
We add all the numbers together, and all the variables
3x-(11x-26)+12=0
We get rid of parentheses
3x-11x+26+12=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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