63=-7(u-7)

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Solution for 63=-7(u-7) equation: 



63=-7(u-7)

We move all terms to the left:

63-(-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

7u-49+63=0

We add all the numbers together, and all the variables

7u+14=0

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

7u=-14

u=-14/7

u=-2

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