(3x-2)3=0.343,则x=______.
已知(x-3)2+|2x-3y+6|=0,则x=______,y=______.
(3x-2)3=0.343,则x=______.
已知f(x)=(x-1)(x-2)(x-3)(x-4)(x-5),则f′(1)=______.
若x+3y=3x+2y=7,则x=______,y=______.
设f(x-1)=3x-1,则f(x)=______.
4x=2x+3,则x=______.
如果x-2与-3x+8互为相反数,则x=______.
若3x-2和4-5x互为相反数,则x=______.
已知3x+1和2x+4互为相反数,则x=______.
(x+2)(x-13)-16=(x+3)______.
已知x-1/x=3,则x^2+1/x^2的值是______
若|x+3|+(y-2)2=0,则x-2y=______.