解一元一次方程 14.5- 2(x+3)分之5等于1.5x- 2(x-7)分之3
解一元一次方程 14.5- 2(x+3)分之5等于1.5x- 2(x-7)分之3
空格的后面是一个分数
空格的后面是一个分数
数学人气:863 ℃时间:2020-03-05 01:07:46
优质解答
14.5-2(x+3)分之5=1.5x-2(x-7)分之314.5-0.4X+1.2=1.5X-2X分之3-14分之3 14.5X3+0.4X3+1.2X3=4.5X-2X-14 43.5+1.2+3.6=2.5X-14 43.5+1.2+3.6+14=2.5X 61.7=2.5X24.68=x
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