9=3+u/7.68

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Solution for 9=3+u/7.68 equation: 



9=3+u/7.68

We move all terms to the left:

9-(3+u/7.68)=0

We add all the numbers together, and all the variables

-(u/7.68+3)+9=0

We get rid of parentheses

-u/7.68-3+9=0

We multiply all the terms by the denominator


-u-3*7.68+9*7.68=0

We add all the numbers together, and all the variables

-1u+46.08=0

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

-u=-46.08

u=-46.08/-1

u=46+0.079999999999998/1

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