Answer:
good luck cause i dont know
Step-by-step explanation:
heheh
Look at the attached picture
Hope it will help you.
Answer:

Step-by-step explanation:

For positive rate of change 

Answer:17
Step-by-step explanation:
Answer:
yes, the inequality is true.
Step-by-step explanation:
15 + 9 = 24
24 > 21