(x+1)/(x+4)=3

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Solution for (x+1)/(x+4)=3 equation: 



(x+1)/(x+4)=3

We move all terms to the left:

(x+1)/(x+4)-(3)=0



Domain of the equation: (x+4)!=0

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

x!=-4

x∈R



We multiply all the terms by the denominator


(x+1)-3*(x+4)=0

We multiply parentheses

(x+1)-3x-12=0

We get rid of parentheses

x-3x+1-12=0

We add all the numbers together, and all the variables

-2x-11=0

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

-2x=11

x=11/-2

x=-5+1/2

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