Algebra Examples

$[- 4, - 1]$

Step 1

The mean of a set of numbers is the sum divided by the number of terms.

$\frac{- 4 - 1}{2}$

Step 2

Subtract $1$ from $- 4$ .

$\frac{- 5}{2}$

Step 3

Move the negative in front of the fraction.

$- \frac{5}{2}$

Step 4

Divide.

$- 2.5$