Direct variation looks like
y=kx, so
k=y/x
<span>(2, 4) k=4/2=2
(5, 10) k=10/5=2
(7, 14) k=14/7=2
(11, 22) k=22/11=2
Answer:A.k=2.</span>
Power functions are not linear, therefore B,D,F are the answers
Answer:
x = 12
Step-by-step explanation:
__9x__ = __108___
9 9
x = 12
Answer:
See below
Step-by-step explanation:
Given polynomial is: 
a. Terms:
b. 17 and - 1
c. Binomial or quadratic polynomial
Answer:
1. $155 ≥ $31.50p + $13.25
2. p ≤ 4