来自陈世悦的问题
2(3-x)+x=9.6(2-3/1y)-5/1(10-15y)=1.12(3-x)+x=9.6(2-3/1y)-5/1(10-15y)=1.10(x+2/1)+2=9-(x-1)各解方程
2(3-x)+x=9.6(2-3/1y)-5/1(10-15y)=1.1
2(3-x)+x=9.6(2-3/1y)-5/1(10-15y)=1.10(x+2/1)+2=9-(x-1)各解方程
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2020-05-15 00:14