方程3-
=-
去分母,得( )
| 5x+7 |
| 2 |
| x+17 |
| 4 |
| A.3-2(5x+7)=-(x+17) | B.12-2(5x+7)=-x+17 |
| C.12-2(5x+7)=-(x+17) | D.12-10x+14=-(x+17) |
| 5x+7 |
| 2 |
| x+17 |
| 4 |
| A.3-2(5x+7)=-(x+17) | B.12-2(5x+7)=-x+17 |
| C.12-2(5x+7)=-(x+17) | D.12-10x+14=-(x+17) |