The road between A and B is 258 kilometers long. Two cars, A and B, drive from the two places at the same time and meet each other in 3 hours. Car A travels 48 kilometers per hour, how many kilometers per hour does Car B travel? (solution with equation)
A、B两地之间的公路长258千米，甲、乙两辆汽车同时从两地相对开出，3小时相遇．甲车每小时行48千米，乙车每小时行多少千米？(用方程解答)
<gadget id="calculator">48 * 3</gadget>
<output>144</output>

<gadget id="calculator">258 - 144</gadget>
<output>114</output>

<gadget id="calculator">114 / 3</gadget>
<output>38</output>

<result>38</result>