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-2.2=v/4+4.2
We move all terms to the left:
-2.2-(v/4+4.2)=0
We get rid of parentheses
-v/4-4.2-2.2=0
We multiply all the terms by the denominator
-v-(4.2)*4-(2.2)*4=0
We add all the numbers together, and all the variables
-1v-25.6=0
We move all terms containing v to the left, all other terms to the right
-v=25.6
v=25.6/-1
v=-25+0.6/1
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