7/5v=-42

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Solution for 7/5v=-42 equation: 



7/5v=-42

We move all terms to the left:

7/5v-(-42)=0



Domain of the equation: 5v!=0

v!=0/5

v!=0

v∈R



We add all the numbers together, and all the variables

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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