0=(21-2x)*(29.7-2x)(x)

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Solution for 0=(21-2x)*(29.7-2x)(x) equation: 



0=(21-2x)(29.7-2x)(x)

We move all terms to the left:

0-((21-2x)(29.7-2x)(x))=0

We add all the numbers together, and all the variables

-((-2x+21)(-2x+29.7)x)+0=0

We add all the numbers together, and all the variables

-((-2x+21)(-2x+29.7)x)=0

We multiply parentheses ..

-((+4x^2-59.4x-42x+623.7)x)=0



We calculate terms in parentheses: -((+4x^2-59.4x-42x+623.7)x), so:

(+4x^2-59.4x-42x+623.7)x

We multiply parentheses

4x^3-59x^2-42x^2+623.7x

We do not support expression: x^3

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