Step-by-step explanation:
horizontal lines will have a gradient(m) of 0
so if m=0 , the line is horizontal
formula to find m:
m=y2-y1 / x2-x1
insert coordinates into formula

As m=0 , therefore it is a horizonta line.
hope this helps..
D. city A is more likely because they have the highest population density just divide the population by number of miles that the city covers and that will show you your density
<span>f(x) = 5(1/5)-x
f(x) = 5(5)x</span>
Answer:
the normal x is three and the red x is negative three
Step-by-step explanation: