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30=-5v+(v+4)
We move all terms to the left:
30-(-5v+(v+4))=0
We calculate terms in parentheses: -(-5v+(v+4)), so:We get rid of parentheses
-5v+(v+4)
We get rid of parentheses
-5v+v+4
We add all the numbers together, and all the variables
-4v+4
Back to the equation:
-(-4v+4)
4v-4+30=0
We add all the numbers together, and all the variables
4v+26=0
We move all terms containing v to the left, all other terms to the right
4v=-26
v=-26/4
v=-6+1/2
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