-3/4x-12=9

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Solution for -3/4x-12=9 equation: 



-3/4x-12=9

We move all terms to the left:

-3/4x-12-(9)=0



Domain of the equation: 4x!=0

x!=0/4

x!=0

x∈R



We add all the numbers together, and all the variables

-3/4x-21=0

We multiply all the terms by the denominator


-21*4x-3=0

Wy multiply elements

-84x-3=0

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

-84x=3

x=3/-84

x=-1/28

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