Answer:
D
Step-by-step explanation:
whenever you see this ^ you now it's not linear equation
Answer:
10
Step-by-step explanation:
We want to find k when y=kx
2y = 20x
Divide each side by 2
2y/2 =20x/2
y = 10x
The constant of proportionality is 10
x, -x,-4, |-1.5|, |5|, |-6|