The length of a cuboid is 10 cm, the width is 4 cm less than the length, and the height is twice the width. What is the sum of the lengths of the sides of this cuboid?
一个长方体长为10厘米，宽比长少4厘米，高是宽的2倍，这个长方体棱长的和是多少厘米？
<gadget id="calculator">10 - 4</gadget>
<output>6</output>

<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<gadget id="calculator">10 + 6 + 8</gadget>
<output>24</output>

<gadget id="calculator">24 * 2</gadget>
<output>48</output>

<result>48</result>