-7u-49=9(u-9)

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Solution for -7u-49=9(u-9) equation: 



-7u-49=9(u-9)

We move all terms to the left:

-7u-49-(9(u-9))=0



We calculate terms in parentheses: -(9(u-9)), so:

9(u-9)

We multiply parentheses

9u-81

Back to the equation:

-(9u-81)



We get rid of parentheses

-7u-9u+81-49=0

We add all the numbers together, and all the variables

-16u+32=0

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

-16u=-32

u=-32/-16

u=+2

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