-12=4(v-7)-8v

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Solution for -12=4(v-7)-8v equation: 



-12=4(v-7)-8v

We move all terms to the left:

-12-(4(v-7)-8v)=0



We calculate terms in parentheses: -(4(v-7)-8v), so:

4(v-7)-8v

We add all the numbers together, and all the variables

-8v+4(v-7)

We multiply parentheses

-8v+4v-28

We add all the numbers together, and all the variables

-4v-28

Back to the equation:

-(-4v-28)



We get rid of parentheses

4v+28-12=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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