The school newly purchased 85 sets of desks and chairs, each desk is 105 yuan, and each chair is 65 yuan. How much does the school have to pay in total?
学校新购进85套课桌椅，每张桌子105元，每把椅子65元，学校一共要付多少元？
<gadget id="calculator">105 + 65</gadget>
<output>170</output>

<gadget id="calculator">170 * 85</gadget>
<output>14_450</output>

<result>14_450</result>