Andrew M. answered 10/18/17
Tutor
New to Wyzant
Mathematics - Algebra a Specialty / F.I.T. Grad - B.S. w/Honors
Hi Christa;
y = mx + b
m = slope, b = y-intercept
y = 0x + 5
y = 5
This is a horizontal line. Since y is a constant at 5 the slope is always:
(5-5)/(x2-x1) = 0
Questions?