A cuboid frame, the sum of the sides is 128 cm, the length is twice the height, and the width is 8 cm, what is its height in cm?
一个长方体框架，棱长总和为128厘米，长是高的2倍，宽是8厘米，它的高是多少厘米？
<gadget id="calculator">128 / 4</gadget>
<output>32</output>

<gadget id="calculator">32 - 8</gadget>
<output>24</output>

<gadget id="calculator">1 + 2</gadget>
<output>3</output>

<gadget id="calculator">24 / 3</gadget>
<output>8</output>

<result>8</result>