81=8(2x+8)+x

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Solution for 81=8(2x+8)+x equation: 



81=8(2x+8)+x

We move all terms to the left:

81-(8(2x+8)+x)=0



We calculate terms in parentheses: -(8(2x+8)+x), so:

8(2x+8)+x

We add all the numbers together, and all the variables

x+8(2x+8)

We multiply parentheses

x+16x+64

We add all the numbers together, and all the variables

17x+64

Back to the equation:

-(17x+64)



We get rid of parentheses

-17x-64+81=0

We add all the numbers together, and all the variables

-17x+17=0

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

-17x=-17

x=-17/-17

x=1

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