y=(5y-20)2

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Solution for y=(5y-20)2 equation: 



y=(5y-20)2

We move all terms to the left:

y-((5y-20)2)=0



We calculate terms in parentheses: -((5y-20)2), so:

(5y-20)2

We multiply parentheses

10y-40

Back to the equation:

-(10y-40)



We get rid of parentheses

y-10y+40=0

We add all the numbers together, and all the variables

-9y+40=0

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

-9y=-40

y=-40/-9

y=4+4/9

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