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x-(-1.5x+3)=-3
We move all terms to the left:
x-(-1.5x+3)-(-3)=0
We add all the numbers together, and all the variables
x-(-1.5x+3)+3=0
We get rid of parentheses
x+1.5x-3+3=0
We add all the numbers together, and all the variables
2.5x=0
x=0/2.5
x=0
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