After a number is enlarged by 5 times, subtract 6 to get 39. So after subtracting 6 from this number, and then multiplying it by 5 times, what is the result?
一个数扩大5倍后，再减去6得39．那么这个数减去6后，再扩大5倍，结果是多少？
<gadget id="calculator">39 + 6</gadget>
<output>45</output>

<gadget id="calculator">45 / 5</gadget>
<output>9</output>

<gadget id="calculator">9 - 6</gadget>
<output>3</output>

<gadget id="calculator">3 * 5</gadget>
<output>15</output>

<result>15</result>