9=7+u/5.12

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Solution for 9=7+u/5.12 equation: 



9=7+u/5.12

We move all terms to the left:

9-(7+u/5.12)=0

We add all the numbers together, and all the variables

-(u/5.12+7)+9=0

We get rid of parentheses

-u/5.12-7+9=0

We multiply all the terms by the denominator


-u-7*5.12+9*5.12=0

We add all the numbers together, and all the variables

-1u+10.24=0

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

-u=-10.24

u=-10.24/-1

u=10+0.24/1

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