3v+49=-4(v-7)

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Solution for 3v+49=-4(v-7) equation: 



3v+49=-4(v-7)

We move all terms to the left:

3v+49-(-4(v-7))=0



We calculate terms in parentheses: -(-4(v-7)), so:

-4(v-7)

We multiply parentheses

-4v+28

Back to the equation:

-(-4v+28)



We get rid of parentheses

3v+4v-28+49=0

We add all the numbers together, and all the variables

7v+21=0

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

7v=-21

v=-21/7

v=-3

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