Car A and car B drive oppositely from two places, car A is 90km/h, car B is 80km/h, when they meet each other, car A travels 78km longer than car B, find the distance between the two places.
甲、乙两车从两地相对开出，甲车90km/h，乙车80km/h，相遇时甲比乙多行78km，求两地的路程．
<gadget id="calculator">90 - 80</gadget>
<output>10</output>

<gadget id="calculator">78 / 10</gadget>
<output>39/5 = around 7.8</output>

<gadget id="calculator">90 + 80</gadget>
<output>170</output>

<gadget id="calculator">(39/5) * 170</gadget>
<output>1_326</output>

<result>1_326</result>