A and B have two barrels of oil. If 5 kg of oil is poured from barrel A to barrel B, the weight of the two barrels will be equal. It is known that barrel A originally weighed 24 kilograms, so how many kilograms did barrel B originally weigh?
甲乙两桶油，从甲桶倒出5千克油给乙桶，则两桶油重量相等．已知甲桶油原来重24千克，那么乙桶油原来重多少千克？
<gadget id="calculator">24 - 5</gadget>
<output>19</output>

<gadget id="calculator">19 - 5</gadget>
<output>14</output>

<result>14</result>