A piece of cloth is half used and there are 6 meters more, and there are 28 meters left at this time. How long is this piece of cloth originally?
一块布用了一半还多6米，这时还剩28米，这块布原来长多少米？
<gadget id="calculator">28 + 6</gadget>
<output>34</output>

<gadget id="calculator">34 * 2</gadget>
<output>68</output>

<result>68</result>