| Answer | Crossword Clue |
|---|---|
| AXIS | X or Y, to a mathematician |
| GEN | Lead-in to X or Y |
| AXIS | X or Y, on a graph |
| AXIS | x or y, on a graph |
| AXIS | X or Y line on a graph |
| AXIS | x or y line on a graph |
| AXIS | It may be labeled x or y on a graph |
| LASTRESORT | Not plan A or B, or even X or Y |
