-28=4u+8(u-2)

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Solution for -28=4u+8(u-2) equation: 



-28=4u+8(u-2)

We move all terms to the left:

-28-(4u+8(u-2))=0



We calculate terms in parentheses: -(4u+8(u-2)), so:

4u+8(u-2)

We multiply parentheses

4u+8u-16

We add all the numbers together, and all the variables

12u-16

Back to the equation:

-(12u-16)



We get rid of parentheses

-12u+16-28=0

We add all the numbers together, and all the variables

-12u-12=0

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

-12u=12

u=12/-12

u=-1

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