-3=u/2-6

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Solution for -3=u/2-6 equation: 



-3=u/2-6

We move all terms to the left:

-3-(u/2-6)=0

We get rid of parentheses

-u/2+6-3=0

We multiply all the terms by the denominator


-u+6*2-3*2=0

We add all the numbers together, and all the variables

-1u+6=0

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

-u=-6

u=-6/-1

u=+6

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