 |
| ||
| |||
|
| Math Central | Quandaries & Queries |
|
Question from Natasha, a teacher: 2x+y=5 |
Because this is a linear equation, the graph will be a line. The problem is to find which line!
Suppose x = 0: what must y be? Plot the point (0,y).
Suppose y = 0: what must x be? Plot the point (x,0).
Now draw the unique line through these points.
-RD
| ||
| ||
| ||
 |
 |
|
Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.