Question

What is the equation of a horizontal line passing through the point (2, 10)?

y = 12

x = –8

y = 10

x = 2

Answer 1

what do you think another point will be on that HORIZONTAL line?
say for x = 4
and for x= 6

Answer 2

y = 10

Answer 3

oh oops i thought this was much more difficult than it actually is, its y=10 right?

Answer 4

well, what is "y" if say x = 4,and x = 6?