一元一次方程x-1/3-1+2x/2=-3 求x
(x-1)/3-(1+2x)/2=-3 求x
人气:452 ℃ 时间:2020-02-06 03:13:13
解答
x-1/3-1+2x/2=-3
两边同乘以6得:
2(x-1)-3(1+2x)=-18
2x-2-3-6x=-18
4x=13
x=13/4
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