the deli lunch special offers customers half off the total cost of a sandwich of their choice and a bag of pretzels. The original price of the pretzel is 1.50$ let s represent the original cost of a selected customer's sandwich. What is the total cost of the customers order?

The total cost of the customers order is s/2 + 1.50 dollars.

Explanation:

Let s represent the cost of sandwich

Cost of pretzels = 1.50 dollars

Special offer by deli lunch = Half of the cost of sandwich + bag of pretxel

Cost of offer. = s/2 + 1.50 dollars

Original order = 1 sandwich

Originial cost = s dollars