求X的值 0.6:36%=4/5:X 4/X+3 =0.5 (3.8-X):7=2/7 8:5+X=4:5非诚勿扰,我在线上等.
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![求X的值 0.6:36%=4/5:X 4/X+3 =0.5 (3.8-X):7=2/7 8:5+X=4:5非诚勿扰,我在线上等.](/uploads/image/z/659158-70-8.jpg?t=%E6%B1%82X%E7%9A%84%E5%80%BC+0.6%EF%BC%9A36%25%3D4%2F5%EF%BC%9AX+4%2FX%2B3+%3D0.5+%EF%BC%883.8-X%EF%BC%89%EF%BC%9A7%3D2%2F7+8%EF%BC%9A5%2BX%3D4%EF%BC%9A5%E9%9D%9E%E8%AF%9A%E5%8B%BF%E6%89%B0%2C%E6%88%91%E5%9C%A8%E7%BA%BF%E4%B8%8A%E7%AD%89.)
求X的值 0.6:36%=4/5:X 4/X+3 =0.5 (3.8-X):7=2/7 8:5+X=4:5非诚勿扰,我在线上等.
求X的值 0.6:36%=4/5:X 4/X+3 =0.5 (3.8-X):7=2/7 8:5+X=4:5
非诚勿扰,我在线上等.
求X的值 0.6:36%=4/5:X 4/X+3 =0.5 (3.8-X):7=2/7 8:5+X=4:5非诚勿扰,我在线上等.
0.6:36%=4/5:x
0.6:0.36=0.8:x
0.6x=0.36 X 0.8
x=0.6 X 0.8
x=0.48
4/x+3 =0.5
4/x=0.5-3
4/x=-2.5
4=-2.5x
x=-4/2.5
x=-1.6
(3.8-x):7=2/7
(3.8-x)/7=2/7
3.8-x=2
x=3.8-2
x=1.8
8:5+x=4:5(我理解的5+x)为整体
8X5=4(5+x)
40=4(5+x)
10=5+x
x=5
0.6:36%=4/5:x
0.6:0.36=0.8:x
0.6x=0.36 X 0.8
x=0.6 X 0.8
x=0.48
4/x+3 =0.5
4/x=0.5-3
4/x=-2.5
4=-2.5x
x=-4/2.5
x=-1.6
(3.8-x):7=2/7
(3.8-x)/7=2/7
...
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0.6:36%=4/5:x
0.6:0.36=0.8:x
0.6x=0.36 X 0.8
x=0.6 X 0.8
x=0.48
4/x+3 =0.5
4/x=0.5-3
4/x=-2.5
4=-2.5x
x=-4/2.5
x=-1.6
(3.8-x):7=2/7
(3.8-x)/7=2/7
3.8-x=2
x=3.8-2
x=1.8
8:5+x=4:5(我理解的5+x)为整体
8X5=4(5+x)
40=4(5+x)
10=5+x
x=5
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