解方程,并验算.12X=6O,1.25y=10,9.99一x=2,34.2÷y=11.4,x÷0.9=2,x一51=62.5
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![解方程,并验算.12X=6O,1.25y=10,9.99一x=2,34.2÷y=11.4,x÷0.9=2,x一51=62.5](/uploads/image/z/595430-62-0.jpg?t=%E8%A7%A3%E6%96%B9%E7%A8%8B%2C%E5%B9%B6%E9%AA%8C%E7%AE%97.12X%3D6O%2C1.25y%3D10%2C9.99%E4%B8%80x%3D2%2C34.2%C3%B7y%3D11.4%2Cx%C3%B70.9%3D2%2Cx%E4%B8%8051%3D62.5)
解方程,并验算.12X=6O,1.25y=10,9.99一x=2,34.2÷y=11.4,x÷0.9=2,x一51=62.5
解方程,并验算.12X=6O,1.25y=10,9.99一x=2,34.2÷y=11.4,x÷0.9=2,x一51=62.5
解方程,并验算.12X=6O,1.25y=10,9.99一x=2,34.2÷y=11.4,x÷0.9=2,x一51=62.5
解方程,并验算.12X=6O,1.25y=10,9.99一x=2,34.2÷y=11.4,x÷0.9=2,x一51=62.5
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