9=((v+4)/(v+12))

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Solution for 9=((v+4)/(v+12)) equation: 



9=((v+4)/(v+12))

We move all terms to the left:

9-(((v+4)/(v+12)))=0



Domain of the equation: (v+12)))!=0

v∈R



We multiply all the terms by the denominator


-(((v+4)+9*(v+12)))=0



We calculate terms in parentheses: -(((v+4)+9*(v+12))), so:

((v+4)+9*(v+12))



We calculate terms in parentheses: +((v+4)+9*(v+12)), so:

(v+4)+9*(v+12)

We multiply parentheses

(v+4)+9v+108

We get rid of parentheses

v+9v+4+108

We add all the numbers together, and all the variables

10v+112

Back to the equation:

+(10v+112)



We get rid of parentheses

10v+112

Back to the equation:

-(10v+112)



We get rid of parentheses

-10v-112=0

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

-10v=112

v=112/-10

v=-11+1/5

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