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x+x-3+x+x-3=x(3)
We move all terms to the left:
x+x-3+x+x-3-(x(3))=0
determiningTheFunctionDomain x+x+x+x-x3-3-3=0
We add all the numbers together, and all the variables
-1x^3+4x-6=0
We do not support expression: x^3
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