5u-39=9(u+9)

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Solution for 5u-39=9(u+9) equation: 



5u-39=9(u+9)

We move all terms to the left:

5u-39-(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

5u-9u-81-39=0

We add all the numbers together, and all the variables

-4u-120=0

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

-4u=120

u=120/-4

u=-30

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