Question

Which direct variation includes the point (2,-14)?

A: y=2x
B: y=-14x
C: y=-7x
D: y=-12x

Answer 1

If you plug this point into each equation, which will give you the correct answer?
Plug '2' in for x and find y, which should be -14.

Answer 2

This method is called hit and trial method!

Answer 3

or Guess and Check :)

Answer 4

Thanks :)