7=u/3+4

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Solution for 7=u/3+4 equation: 



7=u/3+4

We move all terms to the left:

7-(u/3+4)=0

We get rid of parentheses

-u/3-4+7=0

We multiply all the terms by the denominator


-u-4*3+7*3=0

We add all the numbers together, and all the variables

-1u+9=0

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

-u=-9

u=-9/-1

u=+9

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