7(u-4)=3u+72

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Solution for 7(u-4)=3u+72 equation: 



7(u-4)=3u+72

We move all terms to the left:

7(u-4)-(3u+72)=0

We multiply parentheses

7u-(3u+72)-28=0

We get rid of parentheses

7u-3u-72-28=0

We add all the numbers together, and all the variables

4u-100=0

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

4u=100

u=100/4

u=25

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