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\frac{15h}{4}
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\frac{15h}{4}
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\frac{\left(\frac{3}{2}+\frac{12}{2}\right)h}{2}
Convert 6 to fraction \frac{12}{2}.
\frac{\frac{3+12}{2}h}{2}
Since \frac{3}{2} and \frac{12}{2} have the same denominator, add them by adding their numerators.
\frac{\frac{15}{2}h}{2}
Add 3 and 12 to get 15.
\frac{15}{4}h
Divide \frac{15}{2}h by 2 to get \frac{15}{4}h.
\frac{\left(\frac{3}{2}+\frac{12}{2}\right)h}{2}
Convert 6 to fraction \frac{12}{2}.
\frac{\frac{3+12}{2}h}{2}
Since \frac{3}{2} and \frac{12}{2} have the same denominator, add them by adding their numerators.
\frac{\frac{15}{2}h}{2}
Add 3 and 12 to get 15.
\frac{15}{4}h
Divide \frac{15}{2}h by 2 to get \frac{15}{4}h.
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