解关于x的一元一次方程:ax=3(a不等于0)
(2)3x+b=2b-x
(3) ax+2=3x-3(a不等于3)
人气:261 ℃ 时间:2019-09-25 08:39:31
解答
(1)x=3/a
(2)4x=b
x=b/4
(3)(3-a)x=5
x=5/(3-a)
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