11=-2u+7(u+3)

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Solution for 11=-2u+7(u+3) equation: 



11=-2u+7(u+3)

We move all terms to the left:

11-(-2u+7(u+3))=0



We calculate terms in parentheses: -(-2u+7(u+3)), so:

-2u+7(u+3)

We multiply parentheses

-2u+7u+21

We add all the numbers together, and all the variables

5u+21

Back to the equation:

-(5u+21)



We get rid of parentheses

-5u-21+11=0

We add all the numbers together, and all the variables

-5u-10=0

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

-5u=10

u=10/-5

u=-2

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