4-v=7+2(1-v)

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Solution for 4-v=7+2(1-v) equation: 



4-v=7+2(1-v)

We move all terms to the left:

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

We add all the numbers together, and all the variables

-v-(7+2(-1v+1))+4=0

We add all the numbers together, and all the variables

-1v-(7+2(-1v+1))+4=0



We calculate terms in parentheses: -(7+2(-1v+1)), so:

7+2(-1v+1)

determiningTheFunctionDomain
2(-1v+1)+7

We multiply parentheses

-2v+2+7

We add all the numbers together, and all the variables

-2v+9

Back to the equation:

-(-2v+9)



We get rid of parentheses

-1v+2v-9+4=0

We add all the numbers together, and all the variables

v-5=0

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

v=5

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