4(u+7)-7u=7

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



4(u+7)-7u=7

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-7u+4u+28-7=0

We add all the numbers together, and all the variables

-3u+21=0

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

-3u=-21

u=-21/-3

u=+7

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