解方程:x(2X-3)+2x(x-1)=4x(x-2)+9
解方程 x(2x-4)+3x(x-1)=5x(x-3)+8
解方程 (x²-x)²-4(2x²-2x-3)=0
x-1/4=3+2x/3 解方程
4x-2=3-x 解方程
解方程 x^2=4+3x
(x-3)^2=4x(x-3) 解方程
2x+3x=18+4x解方程
解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)
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)