According to ○+○=20, ○+☆=12, △/☆=12, what is the number represented by "△"
根据○+○=20，○+☆=12，△/☆=12，可以得出"△"表示的数是多少
<gadget id="calculator">12 - 10</gadget>
<output>2</output>

<gadget id="calculator">12 * 2</gadget>
<output>24</output>

<result>24</result>