Question

Please help! 10 points.

Answer 1

7*2-3= 11
8*2-3= 13
9*2-3= 15
10*2-3= 17
the constant is bolded.
the equation is y=2x-3.

Answer 2

y = kx

11 = 7k so k = 11/7
13 = 8k so k = 13/8
15 = 9k so k = 15/9
17 = 10k so k = 17/10

so y does not vary directly with x
equation
y = 2x - 3