Respuesta :

altavistard

Answer:

Step-by-step explanation:

Examples of linear functions relating y to x:

1.  y = x  "ramp" or "identity" function

2.  y = 2.7x  (2.7 is the slope.  This is a proportional function.)

3.  y = 3x - 7 (3 is the slope and -7 is the y-intercept)