2x×2000×﹙1＋x﹚=60000÷2x
问题描述：
2x×2000×﹙1＋x﹚=60000÷2x
答
4000x＋4000x²=30000x
4000x²-26000x＝0
4x²-26x＝0
2x²-13x=0
x﹙2x－13﹚＝0解得：x＝0或x＝6.5
答
2x×2000×﹙1＋x﹚=60000÷2x4000X＋4000X²=30000X 4000X²-26000X＝0 4X²-26X＝0 2X²-13X=0 X﹙2X－13﹚＝0X＝0或X＝6.5...