There are 3 bouquets.

The total is the average times the number of bouquets, or 12*3=<<12*3=36>>36.

There are 9+14=<<9+14=23>>23 accounted for.

The third included 36-23=<<36-23=13>>13 carnations.

# Answer

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Trevor buys three bouquets of carnations. The first included 9 carnations, and the second included 14 carnations. If the average number of carnations in the bouquets is 12, how many carnations were in the third bouquet?
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user
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Trevor buys three bouquets of carnations. The first included 9 carnations, and the second included 14 carnations. If the average number of carnations in the bouquets is 12, how many carnations were in the third bouquet?
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