Multiply a number by 3 and add 2, the result is 74. What is the formula for finding this number
一个数乘3，加上2，结果是74．求这个数的算式是多少
<gadget id="calculator">74 - 2</gadget>
<output>72</output>

<gadget id="calculator">72 / 3</gadget>
<output>24</output>

<result>24</result>