There are 17 sixth-grade students participating in the science and technology group, which is 5 more than the two-thirds of the number participating in the art group. How many people participate in the art group? (answer in two ways)
六年级同学参加科技小组的有17人，比参加文艺小组的人数的三分之二多5人，参加文艺小组的有多少人？(用两种方法解答)
<gadget id="calculator">17 - 5</gadget>
<output>12</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">12 / (2/3)</gadget>
<output>18</output>

<result>18</result>