用16K和32K两种纸200张印刷环保宣传材料,一共用去45元.16K纸和32K纸的宣传材料各有几张?16K纸3角/张32K纸2角/张别用方程解!
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![用16K和32K两种纸200张印刷环保宣传材料,一共用去45元.16K纸和32K纸的宣传材料各有几张?16K纸3角/张32K纸2角/张别用方程解!](/uploads/image/z/5342185-1-5.jpg?t=%E7%94%A816K%E5%92%8C32K%E4%B8%A4%E7%A7%8D%E7%BA%B8200%E5%BC%A0%E5%8D%B0%E5%88%B7%E7%8E%AF%E4%BF%9D%E5%AE%A3%E4%BC%A0%E6%9D%90%E6%96%99%2C%E4%B8%80%E5%85%B1%E7%94%A8%E5%8E%BB45%E5%85%83.16K%E7%BA%B8%E5%92%8C32K%E7%BA%B8%E7%9A%84%E5%AE%A3%E4%BC%A0%E6%9D%90%E6%96%99%E5%90%84%E6%9C%89%E5%87%A0%E5%BC%A0%3F16K%E7%BA%B83%E8%A7%92%2F%E5%BC%A032K%E7%BA%B82%E8%A7%92%2F%E5%BC%A0%E5%88%AB%E7%94%A8%E6%96%B9%E7%A8%8B%E8%A7%A3%21)
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