8.4x+3.6x+3.8=9.8 x÷5+0.5=5.58.4x+3.6x+3.8=9.8 x÷5+0.5=5.5
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8.4x+3.6x+3.8=9.8x÷5+0.5=5.58.4x+3.6x+3.8=9.8x÷5+0.5=5.58.4x+3.6x+3.8=9.8x÷5+0.5=5.58.4x+3.6x+3.8=9.
8.4x+3.6x+3.8=9.8 x÷5+0.5=5.58.4x+3.6x+3.8=9.8 x÷5+0.5=5.5
8.4x+3.6x+3.8=9.8 x÷5+0.5=5.5
8.4x+3.6x+3.8=9.8 x÷5+0.5=5.5
8.4x+3.6x+3.8=9.8 x÷5+0.5=5.58.4x+3.6x+3.8=9.8 x÷5+0.5=5.5
8.4x+3.6x+3.8=9.8
8.4x+3.6x=9.8-3.8
12x=6
x=6/12
x=0.5
x÷5+0.5=5.5
x÷5=5.5-0.5
x÷5=5
x=5*5
x=25
前面的x=0.5 后面的x=25
8.4x+3.6x+3.8=9.8 x÷5+0.5=5.58.4x+3.6x+3.8=9.8 x÷5+0.5=5.5
请问(x+x)×x÷x﹣x=25 x=?(x等于同一数)
x+½x+½x=2x
X×X-3X+1=0求分式X×X÷〈X×X×X×X+3X×X+1〉
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
x²+2x/x²-6x+9÷x²-4/x²-3x ,
哪个x的值是方程的解?x÷6=0.3 (x=20,x=1.8) 43+x=60 (x=19x=105)接着上面的 9x-5x=16 (x=64 x=4) 3.8x-x=5.6 (x=2 x=2.8)
解方程,3.6+x=10 x÷9=12 7x=9.8 4x=36 x-108=2解方程,3.6+x=10 x÷9=12 7x=9.8 4x=36 x-108=27 x÷13=650,这6道帮我解解答
x+2/x+1=5/x-1/x(x+1) 求化简!
6x-2x+3x-3x-x=1.2×3
解方程.2.5x=14 3.4x-48=26.8 42x+25x=134 x-7.9=2.6 x解方程.2.5x=143.4x-48=26.842x+25x=134x-7.9=2.6x÷3=1.22x-97=34.213(x+5)=169
(x-1分之x²-x+1)÷1-x分之4x²-4x+1其中x满足x²+x-2=0
1.5x+5=x+30 x=?
1+X+X×X=91
3x(x+2)=5(x+2)
若x²-5x+1=0 那么x²+x+1÷x²+1÷x=?
5.4x+x=12.8 x=?
X+5×X=2.4,X=?