(3+x)/(x+19)=3/5

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Solution for (3+x)/(x+19)=3/5 equation: 



(3+x)/(x+19)=3/5

We move all terms to the left:

(3+x)/(x+19)-(3/5)=0



Domain of the equation: (x+19)!=0

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

x!=-19

x∈R



We add all the numbers together, and all the variables

(x+3)/(x+19)-(+3/5)=0

We get rid of parentheses

(x+3)/(x+19)-3/5=0

We calculate fractions


(5x+15)/(5x+95)+(-3x-57)/(5x+95)=0

We multiply all the terms by the denominator


(5x+15)+(-3x-57)=0

We get rid of parentheses

5x-3x+15-57=0

We add all the numbers together, and all the variables

2x-42=0

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

2x=42

x=42/2

x=21

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