(V)x=(30-2x)(18-2x)

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Solution for (V)x=(30-2x)(18-2x) equation: 



()V=(30-2V)(18-2V)

We move all terms to the left:

()V-((30-2V)(18-2V))=0

We add all the numbers together, and all the variables

()V-((-2V+30)(-2V+18))=0

We multiply parentheses ..

-((+4V^2-36V-60V+540))+()V=0



We calculate terms in parentheses: -((+4V^2-36V-60V+540)), so:

(+4V^2-36V-60V+540)

We get rid of parentheses

4V^2-36V-60V+540

We add all the numbers together, and all the variables

4V^2-96V+540

Back to the equation:

-(4V^2-96V+540)



We get rid of parentheses

-4V^2+96V+()V-540=0

We move all terms containing V to the left, all other terms to the right

-4V^2+96V+()V=540

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