Mom bought a jacket and a pair of trousers and spent a total of 560 yuan. It is known that the price of the jacket is 20 yuan more than twice that of the trousers. How much did mom buy for the coat?
妈妈买一件上衣和一条裤子共花了560元，已知上衣的价钱比裤子的2倍多20元．妈妈买的上衣多少元？
<gadget id="calculator">560 - 20</gadget>
<output>540</output>

<gadget id="calculator">2 + 1</gadget>
<output>3</output>

<gadget id="calculator">540 / 3</gadget>
<output>180</output>

<gadget id="calculator">560 - 180</gadget>
<output>380</output>

<result>380</result>