Given
A school needs to buy notebook and desktop computers. They get 15 notebook and 11 desktop computers.
Required
we need to find Total number of computers.
Step-by-step explanation
Number of Notebook computers = 15
Number of desktop computers = 11
Total number of computers= 15+11=26
If
Number of Notebook computers = n
Number of desktop computers= d
Then
Total number of computers=number of notebook computer+number of desktop computers= n+d.