Find the slope of the line: y-5=0.
Get in the form y = mx + b, then the slope will be m
y - 5 = 0
y = 5
Insert the term 0x
y = 0x + 5
Compare to
y = mx + b
The slope m = 0, and the y-intercept is (0,b) or (0,5)
So the graph is this horizontal line:
Edwin