Question

What is the mean of 82, 4, 94, 4, 60, 91

and what is n2 = 81 ; What is the value of n?
-4n = 16; What is the value of n?

Answer 1

1. The mean is 55.83

2. when n2=81 then n=40.5

3. when -4n=16 then n = -4

Explanation:

1. you add all the numbers together then divide the sum by 6

2. divide both sides by 2

3. divide both sides by -4