x-9\11-x+2\3=x+1
mm01252022-10-04 11:39:542条回答
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qinchaoren 共回答了21个问题 |采纳率85.7%- x-911-x+23=x+1 两边乘33
3x-27-11x-22=33x+33
33x+11x-3x=-27-22-33
41x=-82
x=-2 - 1年前
- lafite123 共回答了3个问题
|采纳率 - x=-38/33
- 1年前
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