slope between 1st and 2nd = (12-6)/(8-4) = 6/4 = 3/2
slope between 1st and 3rd = (15-6)/(10-4) = 9/6 = 3/2
slope between 2nd and 3rd = (15-12)/(10-8) = 3/2
mmhhh?
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation.
x y
4 6
8 12
10 15
1 answer