解方程:8x-3x=105 x-0.36x=16 13.2x+9x=33.3 2x+1.5x=17.5 2x+1.5x=
解方程:8x-3x=105 x-0.36x=16 13.2x+9x=33.3 2x+1.5x=17.5 2x+1.5x=
解方程. 8x-3x=105 13.2x+9x=33.3 2x+1.5x=17.5 x-0.36x=16 6.2x-x=
解方程:2x+1.5x=17.5 8x-3x=105 3x+x+6=26
解方程】(x+8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程:(x-8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程:(x+3)/(x+2)-(x+5)/(x+4)=(x+7)/(x+6)-(x+9)/(x+8)
要解方程13.2x+9x=33.3 8x-3x=105 5.4x+x=12.8 x-0.36x=16
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解方程(x/x(x+2))+(x/(x+2)(x+4))+.+x/(x+8)(x+10)=1
解方程:x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)
解方程(x-2)X(x的平方-6x-9)=x(x-5)X(x-3)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3