1/3u-12=-7

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Solution for 1/3u-12=-7 equation: 



1/3u-12=-7

We move all terms to the left:

1/3u-12-(-7)=0



Domain of the equation: 3u!=0

u!=0/3

u!=0

u∈R



We add all the numbers together, and all the variables

1/3u-5=0

We multiply all the terms by the denominator


-5*3u+1=0

Wy multiply elements

-15u+1=0

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

-15u=-1

u=-1/-15

u=1/15

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