7(3v-4)=7v+42

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Solution for 7(3v-4)=7v+42 equation: 



7(3v-4)=7v+42

We move all terms to the left:

7(3v-4)-(7v+42)=0

We multiply parentheses

21v-(7v+42)-28=0

We get rid of parentheses

21v-7v-42-28=0

We add all the numbers together, and all the variables

14v-70=0

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

14v=70

v=70/14

v=5

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