There are 17 sixth-grade students participating in the science and technology group, which is 3 times more than the number of students participating in the art group. How many people participated in the art group? (column equation solution)
六年级同学参加科技小组的有17人，比参加文艺小组人数的2倍还多3人．参加文艺小组的有多少人？(列方程解答)
<gadget id="calculator">17 - 3</gadget>
<output>14</output>

<gadget id="calculator">14 / 2</gadget>
<output>7</output>

<result>7</result>