12x/(x+3)=4

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Solution for 12x/(x+3)=4 equation: 



12x/(x+3)=4

We move all terms to the left:

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



Domain of the equation: (x+3)!=0

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

x!=-3

x∈R



We multiply all the terms by the denominator


12x-4*(x+3)=0

We multiply parentheses

12x-4x-12=0

We add all the numbers together, and all the variables

8x-12=0

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

8x=12

x=12/8

x=1+1/2

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