| x | y |
| 3 | 7 |
| k | 11 |
| 12 | n |
The table above shows the coordinates of three points on a line in the xy-plane, where k and n are constants. If the slope of the line is 2, what is the value of 
?
| x | y |
| 3 | 7 |
| k | 11 |
| 12 | n |
The table above shows the coordinates of three points on a line in the xy-plane, where k and n are constants. If the slope of the line is 2, what is the value of ?