7x-x=2x-x3

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Solution for 7x-x=2x-x3 equation: 



7x-x=2x-x3

We move all terms to the left:

7x-x-(2x-x3)=0

We add all the numbers together, and all the variables

-(+2x-1x^3)+7x-x=0

We add all the numbers together, and all the variables

-(+2x-1x^3)+6x=0

We get rid of parentheses

1x^3-2x+6x=0

We do not support expression: x^3

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