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X+X*=5-7X
We move all terms to the left:
X+X*-(5-7X)=0
We add all the numbers together, and all the variables
X+X*-(-7X+5)=0
We get rid of parentheses
X+X*+7X-5=0
We add all the numbers together, and all the variables
8X+X*-5=0
We move all terms containing X to the left, all other terms to the right
8X+X*=5
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