After the publication of the book written by Zhang Qiang, he received a manuscript fee. After deducting 1,200 yuan from the manuscript fee income, he paid a personal income tax of 280 yuan at a tax rate of 14%. How much was the original manuscript fee for the book written by Zhang Qiang?
张强编写的书在出版后得到一笔稿费，这笔稿费收入扣除1200元后，按14%的税率缴纳个人所得税280元，张强编写的这本书原来的稿费是多少元？
<gadget id="calculator">14 / 100</gadget>
<output>7/50 = around 0.14</output>

<gadget id="calculator">280 / (7/50)</gadget>
<output>2_000</output>

<gadget id="calculator">2_000 + 1_200</gadget>
<output>3_200</output>

<result>3_200</result>