3=u+18/7

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Solution for 3=u+18/7 equation: 



3=u+18/7

We move all terms to the left:

3-(u+18/7)=0

We add all the numbers together, and all the variables

-(+u+18/7)+3=0

We get rid of parentheses

-u+3-18/7=0

We multiply all the terms by the denominator


-u*7-18+3*7=0

We add all the numbers together, and all the variables

-u*7+3=0

Wy multiply elements

-7u+3=0

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

-7u=-3

u=-3/-7

u=3/7

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