The number of people in workshops A and B is equal. Due to work needs, workshop A transfers 40 people and workshop B transfers 70 people. At this time, the number of people in workshop A is twice that of workshop B. How many people are there in each of the two workshops?
甲、乙两个车间的人数相等，由于工作需要，甲车间调进40人，乙车间调出70人，这时甲车间的人数是乙车间的2倍，两个车间原来各有多少人．
<gadget id="calculator">40 + 70</gadget>
<output>110</output>

<gadget id="calculator">2 - 1</gadget>
<output>1</output>

<gadget id="calculator">110 / 1</gadget>
<output>110</output>

<gadget id="calculator">110 + 70</gadget>
<output>180</output>

<result>180</result>