Solve for E
E=28.8
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6E=14.4\times 12
Multiply both sides by 12.
6E=172.8
Multiply 14.4 and 12 to get 172.8.
E=\frac{172.8}{6}
Divide both sides by 6.
E=\frac{1728}{60}
Expand \frac{172.8}{6} by multiplying both numerator and the denominator by 10.
E=\frac{144}{5}
Reduce the fraction \frac{1728}{60} to lowest terms by extracting and canceling out 12.
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