-7u-13=-5(u+1)

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Solution for -7u-13=-5(u+1) equation: 



-7u-13=-5(u+1)

We move all terms to the left:

-7u-13-(-5(u+1))=0



We calculate terms in parentheses: -(-5(u+1)), so:

-5(u+1)

We multiply parentheses

-5u-5

Back to the equation:

-(-5u-5)



We get rid of parentheses

-7u+5u+5-13=0

We add all the numbers together, and all the variables

-2u-8=0

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

-2u=8

u=8/-2

u=-4

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