For a piece of iron wire, half of it is used for the first time, more than 1.5 meters, and the remaining half is used for the second time, and the remaining half is less than 2 meters. This iron wire has 8 meters left. How long is this wire?
一根铁丝，第一次用去全部的一半多1.5米，第二次用去余下的一半少2米，这根铁丝还剩下8米．这根铁丝原来有多长？
<gadget id="calculator">8 - 2</gadget>
<output>6</output>

<gadget id="calculator">6 * 2</gadget>
<output>12</output>

<gadget id="calculator">12 + 1.5</gadget>
<output>13.5</output>

<gadget id="calculator">13.5 * 2</gadget>
<output>27</output>

<result>27</result>