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3.8=8v-4(v+8)
We move all terms to the left:
3.8-(8v-4(v+8))=0
We calculate terms in parentheses: -(8v-4(v+8)), so:We get rid of parentheses
8v-4(v+8)
We multiply parentheses
8v-4v-32
We add all the numbers together, and all the variables
4v-32
Back to the equation:
-(4v-32)
-4v+32+3.8=0
We add all the numbers together, and all the variables
-4v+35.8=0
We move all terms containing v to the left, all other terms to the right
-4v=-35.8
v=-35.8/-4
v=8+2.1111111111111/2.2222222222222
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