方程2(x+1)=4x﹣8的解是( )
A:54
B:﹣3
C:5
D:﹣5
已知x2﹣2=y,则x(x﹣3y)+y(3x﹣1)﹣2的值是____
— Oh, I as ill as I do now for a long time.
下列与“纸上得来终觉浅,绝知此事要躬行”哲理相同的是( )