2u-13=7(u+1)

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Solution for 2u-13=7(u+1) equation: 



2u-13=7(u+1)

We move all terms to the left:

2u-13-(7(u+1))=0



We calculate terms in parentheses: -(7(u+1)), so:

7(u+1)

We multiply parentheses

7u+7

Back to the equation:

-(7u+7)



We get rid of parentheses

2u-7u-7-13=0

We add all the numbers together, and all the variables

-5u-20=0

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

-5u=20

u=20/-5

u=-4

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