2.8X=0.294
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2.8X=0.294
2.8X=0.294
2.8X=0.294
2.8X=0.294
X=0.294÷2.8
X=0.105
X=0.105
2.8X=0.294
X-20%X=(44-X)怎么解X-20%X=(44-X)+2.8
(X+X)+(X-X)+(X*X)+(X/X)=100
3.5x( )+2.7x( )+2.8x( )=18.9 ( )=什么
3.5x?+2.7x?+2.8x?=18.9 ?=多少
8x-2x=5.65x-2.7=2.8
0.7x+12.3x=2.8+0.5x
1/3x+1/4x+2.8=x
8.4x-2.8x+6=80.8-1.2x
0.6x+2.8x=12.8+1.8x
2.8x-0.8x=20-3x怎么解
求(x-2.6)+(x-3.2)=x+2.8的解
x*x*x*x*x=80000?
解方程5.4x+x=2.8
2.3x+7.7x-5=2.8
解方程:2.8x-x=54
1.5X+2X=2.8
3.5x(x-20%)=2.8