The school bought 5 desks and 8 chairs, and the total cost is 1310 yuan. Each chair is 45 yuan. How much is each desk?
学校买来5张办公桌和8把椅子，共用去1310元，每把椅子45元，每张办公桌多少元？
<gadget id="calculator">45 * 8</gadget>
<output>360</output>

<gadget id="calculator">1_310 - 360</gadget>
<output>950</output>

<gadget id="calculator">950 / 5</gadget>
<output>190</output>

<result>190</result>