0.54/X=7.2:3.6
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0.54/X=7.2:3.60.54/X=7.2:3.60.54/X=7.2:3.60.54/x=7.2/3.60.54/x=2(7.2除以3.6得)2x=0.54(两边同乘以X)x=0.54/2(两
0.54/X=7.2:3.6
0.54/X=7.2:3.6
0.54/X=7.2:3.6
0.54/x=7.2/3.6
0.54/x=2(7.2除以3.6得)
2x=0.54(两边同乘以X)
x=0.54/2(两边同除以2)
解得:x=0.27
7.2x=0.54*3.6
x=0.27
0.54/X=7.2:3.6
3.6[x+2]=7.2x-3.6
6x-7.2=3.6x+11.
x-x÷5=244 x-13=96-x+13 12x=10(x+20) 3.6x÷2=7.2×2x-x÷5=244x-13=96-x+1312x=10(x+20)3.6x÷2=7.2×2x÷3-x÷4=5这些题方程怎么解,
(3.6+x)*60%=7.2 x+30%x=90%x+30 45%+(9.6-x)=5.73.6+x)*60%= 7.2 x+30%x=90%x+30 45%+(9.6-x)=5.7
8x-5.5x=7.57.2x÷3.6=2 3x+6x-8x=0.7 12x-2x-5x=4.512x-x=0 5x+x=1.8 3.2x+1.8x=64.8x-0.8x=6 6.3-0.3x=9.6 8.6x-8.5x=0.720x-2x=36 9x+6x=4.5 18x-12x=5.42x-1.6x=3.6 18x+3x=7×6 1.2x-0.5x=0.71.3x+2.7x=1 4x-3.2x=6.4 0.8x+3.2x+3x=562.8x-2x=7.2
0.25x+3.6=x解x
3.6x*(2.1-x)=4.8x
X-0.4X=0.54
x-0.54*x=8.28
7.2-1.5X=3.6
3.6x-x=3.12 3.6x-x=3.12
7x-x=7.2
x-20%x=7.2
7x-x=7.2
1.8x-7.2=x
x-0.48x=7.2
x-0.8x=7.2