-5u+15=5(u+7)

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Solution for -5u+15=5(u+7) equation: 



-5u+15=5(u+7)

We move all terms to the left:

-5u+15-(5(u+7))=0



We calculate terms in parentheses: -(5(u+7)), so:

5(u+7)

We multiply parentheses

5u+35

Back to the equation:

-(5u+35)



We get rid of parentheses

-5u-5u-35+15=0

We add all the numbers together, and all the variables

-10u-20=0

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

-10u=20

u=20/-10

u=-2

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