Solve for v
v=\frac{4}{5}i=0.8i
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v+4v=4i
Add 4v to both sides.
5v=4i
Combine v and 4v to get 5v.
v=\frac{4i}{5}
Divide both sides by 5.
v=\frac{4}{5}i
Divide 4i by 5 to get \frac{4}{5}i.
Examples
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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