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4x+25.2=7x解方程
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您好,答案是x=8.4计算就是:4x+25.2=7x25.2=7x-4x3x=25.2x=25.2÷3x=8.4希望我的回答可以帮到您
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咨询记录 · 回答于2023-02-01
4x+25.2=7x解方程
您好,答案是x=8.4计算就是:4x+25.2=7x25.2=7x-4x3x=25.2x=25.2÷3x=8.4希望我的回答可以帮到您
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7.2x+5=3.9x+11.6解方程
您好,答案是7.2x+5=3.9x+11.63.3x=11.6-53.3x=6.6x=2
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