-5u-39=-7(u+7)

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Solution for -5u-39=-7(u+7) equation: 



-5u-39=-7(u+7)

We move all terms to the left:

-5u-39-(-7(u+7))=0



We calculate terms in parentheses: -(-7(u+7)), so:

-7(u+7)

We multiply parentheses

-7u-49

Back to the equation:

-(-7u-49)



We get rid of parentheses

-5u+7u+49-39=0

We add all the numbers together, and all the variables

2u+10=0

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

2u=-10

u=-10/2

u=-5

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