Solve for I
I=\frac{4}{5}=0.8
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\frac{12}{15}=I
Divide both sides by 15.
\frac{4}{5}=I
Reduce the fraction \frac{12}{15} to lowest terms by extracting and canceling out 3.
I=\frac{4}{5}
Swap sides so that all variable terms are on the left hand side.
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