由題意可得:
2x+24.3=5x
5x-2x=24.3
3x=24.3
x=8.1
2x+24.3=5x 解方程
2x+24.3=5x 解方程
數(shù)學(xué)人氣:610 ℃時間:2020-04-10 15:56:49
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