42=7/5v

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Solution for 42=7/5v equation: 



42=7/5v

We move all terms to the left:

42-(7/5v)=0



Domain of the equation: 5v)!=0

v!=0/1

v!=0

v∈R



We add all the numbers together, and all the variables

-(+7/5v)+42=0

We get rid of parentheses

-7/5v+42=0

We multiply all the terms by the denominator


42*5v-7=0

Wy multiply elements

210v-7=0

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

210v=7

v=7/210

v=1/30

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