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28=-4/5v
We move all terms to the left:
28-(-4/5v)=0
Domain of the equation: 5v)!=0We get rid of parentheses
v!=0/1
v!=0
v∈R
4/5v+28=0
We multiply all the terms by the denominator
28*5v+4=0
Wy multiply elements
140v+4=0
We move all terms containing v to the left, all other terms to the right
140v=-4
v=-4/140
v=-1/35
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