-9u+47=-2(1u+8)

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Solution for -9u+47=-2(1u+8) equation: 



-9u+47=-2(1u+8)

We move all terms to the left:

-9u+47-(-2(1u+8))=0

We add all the numbers together, and all the variables

-9u-(-2(u+8))+47=0



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

-2(u+8)

We multiply parentheses

-2u-16

Back to the equation:

-(-2u-16)



We get rid of parentheses

-9u+2u+16+47=0

We add all the numbers together, and all the variables

-7u+63=0

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

-7u=-63

u=-63/-7

u=+9

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