Two cars drive towards each other from two places 1000 kilometers apart. Car A travels 83 kilometers per hour. After 6.4 hours, the two cars meet on the way. How many kilometers per hour does car B travel? (solution with equation)
两辆汽车分别从相距1000千米的两地相向开出，甲车每小时行83千米，经过6.4小时两车在途中相遇，乙车每小时行多少千米？(用方程解答)
<gadget id="calculator">83 * 6.4</gadget>
<output>531.2</output>

<gadget id="calculator">1_000 - 531.2</gadget>
<output>468.8</output>

<gadget id="calculator">468.8 / 6.4</gadget>
<output>73.25</output>

<result>73.25</result>