(v-7)/v=4/7

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Solution for (v-7)/v=4/7 equation: 



(v-7)/v=4/7

We move all terms to the left:

(v-7)/v-(4/7)=0



Domain of the equation: v!=0

v∈R



We add all the numbers together, and all the variables

(v-7)/v-(+4/7)=0

We get rid of parentheses

(v-7)/v-4/7=0

We calculate fractions


(7v-49)/7v+(-4v)/7v=0

We multiply all the terms by the denominator


(7v-49)+(-4v)=0

We get rid of parentheses

7v-4v-49=0

We add all the numbers together, and all the variables

3v-49=0

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

3v=49

v=49/3

v=16+1/3

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