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Basic Math Examples
,
Step 1
Step 1.1
Multiply by .
Step 1.2
Multiply by .
Step 2
Add and .
Step 3
The mean of a set of numbers is the sum divided by the number of terms.
Step 4
Add and .
Step 5
Step 5.1
Rewrite as .
Step 5.2
Cancel the common factors.
Step 5.2.1
Rewrite as .
Step 5.2.2
Cancel the common factor.
Step 5.2.3
Rewrite the expression.
Step 6
Divide.