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x(2+1)-3=x+1
We move all terms to the left:
x(2+1)-3-(x+1)=0
We add all the numbers together, and all the variables
x3-(x+1)-3=0
We add all the numbers together, and all the variables
x^3-(x+1)-3=0
We get rid of parentheses
x^3-x-1-3=0
We do not support expression: x^3
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