A rope is used up 13 meters, and the rest is 5 times used. How many meters is this rope?
一根绳子用去13米，剩下的是用去的5倍．这根绳子一共多少米？
<gadget id="calculator">13 * 5</gadget>
<output>65</output>

<gadget id="calculator">65 + 13</gadget>
<output>78</output>

<result>78</result>