The baby bear hugged 5 corns, and the mother bear gave 3 of her corns to the baby bear, and the number of corns that the mother bear had was twice that of the baby bear. How many corns did Mother Bear hold?
熊宝宝抱了5个玉米，熊妈妈把她的玉米给熊宝宝3个后，熊妈妈的玉米个数是熊宝宝的2倍．熊妈妈原来抱了多少个玉米？
<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">16 + 3</gadget>
<output>19</output>

<result>19</result>