7-2v=7(1-3v)

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Solution for 7-2v=7(1-3v) equation: 



7-2v=7(1-3v)

We move all terms to the left:

7-2v-(7(1-3v))=0

We add all the numbers together, and all the variables

-2v-(7(-3v+1))+7=0



We calculate terms in parentheses: -(7(-3v+1)), so:

7(-3v+1)

We multiply parentheses

-21v+7

Back to the equation:

-(-21v+7)



We get rid of parentheses

-2v+21v-7+7=0

We add all the numbers together, and all the variables

19v=0

v=0/19

v=0

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