-7u+8=4(u-9)

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Solution for -7u+8=4(u-9) equation: 



-7u+8=4(u-9)

We move all terms to the left:

-7u+8-(4(u-9))=0



We calculate terms in parentheses: -(4(u-9)), so:

4(u-9)

We multiply parentheses

4u-36

Back to the equation:

-(4u-36)



We get rid of parentheses

-7u-4u+36+8=0

We add all the numbers together, and all the variables

-11u+44=0

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

-11u=-44

u=-44/-11

u=+4

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