Algebra Examples

$6$ , $7$ , $9$ , $9$ , $5$

Step 1

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

$\frac{6 + 7 + 9 + 9 + 5}{5}$

Step 2

Simplify the numerator.

Tap for more steps...

Step 2.1

Add $6$ and $7$ .

$\frac{13 + 9 + 9 + 5}{5}$

Step 2.2

Add $13$ and $9$ .

$\frac{22 + 9 + 5}{5}$

Step 2.3

Add $22$ and $9$ .

$\frac{31 + 5}{5}$

Step 2.4

Add $31$ and $5$ .

$\frac{36}{5}$

Step 3

Divide.

$7.2$