-28=-7v+3(v-4)

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Solution for -28=-7v+3(v-4) equation: 



-28=-7v+3(v-4)

We move all terms to the left:

-28-(-7v+3(v-4))=0



We calculate terms in parentheses: -(-7v+3(v-4)), so:

-7v+3(v-4)

We multiply parentheses

-7v+3v-12

We add all the numbers together, and all the variables

-4v-12

Back to the equation:

-(-4v-12)



We get rid of parentheses

4v+12-28=0

We add all the numbers together, and all the variables

4v-16=0

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

4v=16

v=16/4

v=4

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