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x+x-10+(x-10)x2=100
We move all terms to the left:
x+x-10+(x-10)x2-(100)=0
We add all the numbers together, and all the variables
2x+(x-10)x2-110=0
We multiply parentheses
x^3-10x^2+2x-110=0
We do not support expression: x^3
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