3=u/4-2

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Solution for 3=u/4-2 equation: 



3=u/4-2

We move all terms to the left:

3-(u/4-2)=0

We get rid of parentheses

-u/4+2+3=0

We multiply all the terms by the denominator


-u+2*4+3*4=0

We add all the numbers together, and all the variables

-1u+20=0

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

-u=-20

u=-20/-1

u=+20

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