pile of sand weighs 9.6 tons, and now 1.2 tons are transported from pile A to pile B, and the two piles of sand are exactly the same weight. How many tons does B pile of sand weigh now? (solution by equation)
甲堆沙重9.6吨，现在从甲堆中运1.2吨给乙堆，两堆沙正好一样重．现在乙堆沙重多少吨？(用方程解)
<gadget id="calculator">9.6 - 1.2 - 1.2</gadget>
<output>7.2</output>

<result>7.2</result>