-39=2(u-2)-7u

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Solution for -39=2(u-2)-7u equation: 



-39=2(u-2)-7u

We move all terms to the left:

-39-(2(u-2)-7u)=0



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

2(u-2)-7u

We add all the numbers together, and all the variables

-7u+2(u-2)

We multiply parentheses

-7u+2u-4

We add all the numbers together, and all the variables

-5u-4

Back to the equation:

-(-5u-4)



We get rid of parentheses

5u+4-39=0

We add all the numbers together, and all the variables

5u-35=0

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

5u=35

u=35/5

u=7

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