The formula is

replace c with 16 and solve

your answer will be
A≈20.37
Answer: -6
-6•-7=42
Negative times a negative equals a positive
Answer:
7
Step-by-step explanation:
mean means average
there are 8 numbers
add them all up
7+8+9+2+4+5+12+9=56
divide 56 by 8 = 7
Answer:
8.D
9.A
Step-by-step explanation:
/
The response is
<span>x greater than or equal to -9
</span>proof
8x - (5x + 4)>= -31, 3x- 4>= -31, 3x >= -27, <span>x>= -27/3= -9
so </span><span>x greater than or equal to -9</span>