The factory plans to consume 84,000 kilowatt-hours of electricity in August, 12,000 kilowatt-hours less than twice the electricity consumption in July. How many kilowatt-hours will the factory use in July this year?
工厂计划八月份用电8.4万度，比七月分用电量的2倍少1.2万度，工厂今年七月份用电多少万度？
<gadget id="calculator">8.4 + 1.2</gadget>
<output>9.6</output>

<gadget id="calculator">9.6 / 2</gadget>
<output>4.8</output>

<result>4.8</result>