(x+4)/(x+9)=3/8

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Solution for (x+4)/(x+9)=3/8 equation: 



(x+4)/(x+9)=3/8

We move all terms to the left:

(x+4)/(x+9)-(3/8)=0



Domain of the equation: (x+9)!=0

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

x!=-9

x∈R



We add all the numbers together, and all the variables

(x+4)/(x+9)-(+3/8)=0

We get rid of parentheses

(x+4)/(x+9)-3/8=0

We calculate fractions


(8x+32)/(8x+72)+(-3x-27)/(8x+72)=0

We multiply all the terms by the denominator


(8x+32)+(-3x-27)=0

We get rid of parentheses

8x-3x+32-27=0

We add all the numbers together, and all the variables

5x+5=0

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

5x=-5

x=-5/5

x=-1

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