To build a road with a length of 1400 meters, two engineering teams, A and B, start working at both ends at the same time. Team A repairs 80 meters per day, and team B repairs 60 meters per day. How many days can it be completed? (column equation solution)
修一条长1400米的公路，甲、乙两个工程队从两端同时开工，甲队每天修80米，乙队每天修60米，多少天能够修完？(列方程解答)
<gadget id="calculator">80 + 60</gadget>
<output>140</output>

<gadget id="calculator">1_400 / 140</gadget>
<output>10</output>

<result>10</result>