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解方程 2.7x+3=97.5 0.95÷0.4x=1.9 6.8+x=24.5 6x-4x7.5=24 4.8x-8=25.6 12x-6x5=210 9x-4x=74.6
180(x÷4)=74
人气:396 ℃ 时间:2019-12-12 23:12:04
解答
2.7x+3=97.5 2.7x=97.5-3x=94.5÷2.7x=350.95÷0.4x=1.90.4x=0.95÷1.9x=0.5÷0.4x=1.256.8+x=24.5 x=24.5-6.8x=17.76x-4x7.5=24 x=54÷6x=94.8x-8=25.64.8x=25.6+8x=33.6÷4.8x= 712x-6x5=21012x=210+30x=240÷12x=...
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