There are 17 yellow balloons in the store, 9 more yellow balloons than red balloons, and 3 times as many flower balloons as red balloons. How many flower balloons are there?
商店有黄气球17个，黄气球比红气球多9个，花气球的个数是红气球的3倍．花气球有多少个？
<gadget id="calculator">17 - 9</gadget>
<output>8</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<result>24</result>