挑战习题
1/5单选题
难度:

1.方程2x-3=1的解为()
A x=0
B x=2
C x=1
D x=3
提示1:
5L2/5pa556iL5Lit562J5Y+35bem5Y+z5Lik6L6555u4562J55qE5pyq55+l5pWw55qE5YC877yM5bCx5piv5pa556iL55qE6Kej44CC
正确答案:Qg==
5oqKQS5CLkMuROWbm+mhuee7k+aenOS7o+WFpe+8jOWPquaciULmu6HotrPvvIwxPTHvvIznrYnlvI/lt6blj7PkuKTovrnnm7jnrYnvvIzmlYXpgIlC44CC