-4u+20=7(u+6)

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Solution for -4u+20=7(u+6) equation: 



-4u+20=7(u+6)

We move all terms to the left:

-4u+20-(7(u+6))=0



We calculate terms in parentheses: -(7(u+6)), so:

7(u+6)

We multiply parentheses

7u+42

Back to the equation:

-(7u+42)



We get rid of parentheses

-4u-7u-42+20=0

We add all the numbers together, and all the variables

-11u-22=0

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

-11u=22

u=22/-11

u=-2

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