x+3×5/100x=23000 要过程!
题目
x+3×5/100x=23000 要过程!
答案
x+3×5/100x=23000
1.15x=23000
x=23000÷1.15
x=20000
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我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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