-7u-42=7(u+8)

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Solution for -7u-42=7(u+8) equation: 



-7u-42=7(u+8)

We move all terms to the left:

-7u-42-(7(u+8))=0



We calculate terms in parentheses: -(7(u+8)), so:

7(u+8)

We multiply parentheses

7u+56

Back to the equation:

-(7u+56)



We get rid of parentheses

-7u-7u-56-42=0

We add all the numbers together, and all the variables

-14u-98=0

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

-14u=98

u=98/-14

u=-7

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