The traffic road sewer in Liufu Town was repaired. On the first day, 46 meters were repaired, which was 4 meters less than twice the repair on the second day. How many meters were repaired on the second day? (solution by equation)
刘府镇修交通路下水道，第一天修了46米，比第二天修的2倍少4米，第二天修了多少米？(用方程解)
<gadget id="calculator">46 + 4</gadget>
<output>50</output>

<gadget id="calculator">50 / 2</gadget>
<output>25</output>

<result>25</result>