Two cars, A and B, leave from A and B at the same time. 2 hours after departure, the distance between the two cars is 141 kilometers; 5 hours after departure, the two cars meet. How many kilometers are there between A and B?
甲乙两辆汽车从A、B两地同时相向开出，出发后2小时，两车相距141千米；出发后5小时，两车相遇．A、B两地相距多少千米？
<gadget id="calculator">5 - 2</gadget>
<output>3</output>

<gadget id="calculator">141 / 3</gadget>
<output>47</output>

<gadget id="calculator">47 * 2</gadget>
<output>94</output>

<gadget id="calculator">94 + 141</gadget>
<output>235</output>

<result>235</result>