5X-10-2X+1等于几?

5X-10-2X+1等于几? x-3分之2-4x+1分之5=1 等于几x等于几 2x+1x等于几 (x-1)(x-2)(x-3)(x-4)=(x+5)(x+6)(x+7)求X等于几? 5x=1+2,求X等于几 2分之3x-1等于5分之4x加2-1 x等于几 如果5x等于10那么x等于几 5/12x等于10,x等于几? 3分之1等于2x-1 x等于几 0x等于1,x等于几 X/6-1=X/10+I,X等于几 x^2+7x+10=0 x等于几? 5x-3x=1 求x等于几? 4/x+5/x=1,那么x等于几? 2X×(3X－5）×X等于几 1x乘以2x等于几x x+1=x+2 x等于几? X-1=2X,问x等于几?