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-38-4x=81+3x
We move all terms to the left:
-38-4x-(81+3x)=0
We add all the numbers together, and all the variables
-4x-(3x+81)-38=0
We get rid of parentheses
-4x-3x-81-38=0
We add all the numbers together, and all the variables
-7x-119=0
We move all terms containing x to the left, all other terms to the right
-7x=119
x=119/-7
x=-17
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