The unit rate is 9 an hour
Answer:
C
Step-by-step explanation:
The graph is misleading because it exaggerates the difference. September had 202 customers and October had 206. That's a difference of 4 customers, which out of 202 isn't very much. The graph doesn't start at 0, and that's why it looks exaggerated.
Answer:
A
Step-by-step explanation:
Narrowing it down it's either a or c because the other 2 choices open downward (negative a).
Graphing the 2 parabolas choice c is narrower.
c
Answer:
Polynomial equation is x² - 16
Her pay if x = 12 is $128
Step-by-step explanation:
This week, Kyara worked x + 4 hours
She is paid x - 4 dollars per hour
She earned (x + 4)(x - 4) = x² - 16 dollars this week
Her pay if x - 12 is;
12² - 16 = $128