Respuesta :

Answer: The slope is 4.5

=========================

Explanation:

The equation y = -6 + 4.5x is the same as y = 4.5x + (-6)

Compare this to y = mx + b and we see that

m = 4.5 is the slope

b = -6 is the y intercept.

note: we can write y = 4.5x + (-6) as y = 4.5x - 6

Q&A Education