A.3 | B.-3 | C.
| D.-
|
x-1 |
2 |
2x+1 |
4 |
A.2(x-1)=3-2x+1 | B.2(x-1)=12-2x+1 |
C.2(x-1)=3-(2x+1) | D.2(x-1)=12-(2x+1) |
x-1 |
2 |
2x+1 |
4 |
A.2(x-1)=3-2x+1 | B.2(x-1)=12-2x+1 |
C.2(x-1)=3-(2x+1) | D.2(x-1)=12-(2x+1) |
2x+1 |
3 |
10x+1 |
6 |
2x+1 |
3 |
10x+1 |
6 |
© 2017-2019 超级试练试题库,All Rights Reserved.