12=-6/7u

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Solution for 12=-6/7u equation: 



12=-6/7u

We move all terms to the left:

12-(-6/7u)=0



Domain of the equation: 7u)!=0

u!=0/1

u!=0

u∈R



We get rid of parentheses

6/7u+12=0

We multiply all the terms by the denominator


12*7u+6=0

Wy multiply elements

84u+6=0

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

84u=-6

u=-6/84

u=-1/14

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