The school bought 3 tables and 4 chairs for a total of 617 yuan. 32 yuan per chair, how much is each table? (column equation)
学校买来3张桌子和4把椅子，一共用去617元．每把椅子32元，每张桌子多少元？(列方程)
<gadget id="calculator">4 * 32</gadget>
<output>128</output>

<gadget id="calculator">617 - 128</gadget>
<output>489</output>

<gadget id="calculator">489 / 3</gadget>
<output>163</output>

<result>163</result>