Two pipes of the same length, when repairing the sewer, pipe A used 36.4 meters, and pipe B used 22.8 meters, and the remaining length is exactly twice the remaining length of pipe A. What is the total length of these two pipes?
两根一样长的管子，修理下水道的时候，甲管子用了36.4米，乙管子用了22.8米后剩下的长度正好是甲管子剩下的2倍，这两根管子共有多长？
<gadget id="calculator">2 * 36.4</gadget>
<output>72.8</output>

<gadget id="calculator">72.8 - 22.8</gadget>
<output>50</output>

<gadget id="calculator">2 - 1</gadget>
<output>1</output>

<gadget id="calculator">50 / 1</gadget>
<output>50</output>

<gadget id="calculator">50 + 50</gadget>
<output>100</output>

<result>100</result>