Answer:
15
Step-by-step explanation:
-a -8b = -9 + 24 = 15
Answer:
I am so sorry, I have never done that type of math before.
Step-by-step explanation:
<span>Addition Property of Equality
hope that helps</span>
Total value of 11 numbers
14*11
154
Total value of 9 numbers
9*9
81
Total value of other 2 numbers
154 - 81
73
So average of other 2 numbers
73 / 2
36.5
Answer: 64
Step-by-step explanation: