Question

Help <3
Will give a medal!(:

For each function, determine whether y varies directly with x. If so, find the constant of variation and write the function rule.

9.
x: -2, 1, 2
y: 3, 4 ,7

11.
x: 1, 2 ,5
y: 1, 2, 5

Answer 1

a=y1-y2/x1-x2
you can chek by yourself ?

Answer 2

yea it right

Answer 3

do what ?

Answer 4

that is the answer

Answer 5

What is? What ayoubEpst said? @victorbell2

Answer 6

yea