The full fare of an EMU train from station A to station B is 523 yuan for a second-class seat and 805 yuan for a first-class seat. How much does it cost to buy 12 second-class seats and 4 first-class seats?
某动车组列车从甲站到乙站的全程票价是二等座523元，一等座805元．买12张二等座和4张一等座一共需要多少钱？
<gadget id="calculator">523 * 12</gadget>
<output>6_276</output>

<gadget id="calculator">805 * 4</gadget>
<output>3_220</output>

<gadget id="calculator">6_276 + 3_220</gadget>
<output>9_496</output>

<result>9_496</result>