-31=5(v-2)-8v

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Solution for -31=5(v-2)-8v equation:



-31=5(v-2)-8v
We move all terms to the left:
-31-(5(v-2)-8v)=0
We calculate terms in parentheses: -(5(v-2)-8v), so:
5(v-2)-8v
We add all the numbers together, and all the variables
-8v+5(v-2)
We multiply parentheses
-8v+5v-10
We add all the numbers together, and all the variables
-3v-10
Back to the equation:
-(-3v-10)
We get rid of parentheses
3v+10-31=0
We add all the numbers together, and all the variables
3v-21=0
We move all terms containing v to the left, all other terms to the right
3v=21
v=21/3
v=7

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