7=3(u+1)-11

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Solution for 7=3(u+1)-11 equation: 



7=3(u+1)-11

We move all terms to the left:

7-(3(u+1)-11)=0



We calculate terms in parentheses: -(3(u+1)-11), so:

3(u+1)-11

We multiply parentheses

3u+3-11

We add all the numbers together, and all the variables

3u-8

Back to the equation:

-(3u-8)



We get rid of parentheses

-3u+8+7=0

We add all the numbers together, and all the variables

-3u+15=0

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

-3u=-15

u=-15/-3

u=+5

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