-34=2(u-7)-7u

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Solution for -34=2(u-7)-7u equation: 



-34=2(u-7)-7u

We move all terms to the left:

-34-(2(u-7)-7u)=0



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

2(u-7)-7u

We add all the numbers together, and all the variables

-7u+2(u-7)

We multiply parentheses

-7u+2u-14

We add all the numbers together, and all the variables

-5u-14

Back to the equation:

-(-5u-14)



We get rid of parentheses

5u+14-34=0

We add all the numbers together, and all the variables

5u-20=0

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

5u=20

u=20/5

u=4

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