4(u+7)=7u+31

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Solution for 4(u+7)=7u+31 equation: 



4(u+7)=7u+31

We move all terms to the left:

4(u+7)-(7u+31)=0

We multiply parentheses

4u-(7u+31)+28=0

We get rid of parentheses

4u-7u-31+28=0

We add all the numbers together, and all the variables

-3u-3=0

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

-3u=3

u=3/-3

u=-1

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