(3+x)/(3-x)=7/5

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Solution for (3+x)/(3-x)=7/5 equation: 



(3+x)/(3-x)=7/5

We move all terms to the left:

(3+x)/(3-x)-(7/5)=0



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

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

-x!=-3

x!=-3/-1

x!=+3

x∈R



We add all the numbers together, and all the variables

(x+3)/(-1x+3)-(+7/5)=0

We get rid of parentheses

(x+3)/(-1x+3)-7/5=0

We calculate fractions


(5x+15)/(-5x+15)+(7x-21)/(-5x+15)=0

We multiply all the terms by the denominator


(5x+15)+(7x-21)=0

We get rid of parentheses

5x+7x+15-21=0

We add all the numbers together, and all the variables

12x-6=0

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

12x=6

x=6/12

x=1/2

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