At a fast-food joint, 11 cheeseburgers and 3 shakes cost $20.50. At the same fast-food joint, 7 cheeseburgers and 2 shakes cost $13.25. The price of a cheeseburger and the price of a shake can be determined by a solving system of equations, 11x + 3y = 20.50 7x + 2y = 13.25 where x represents the price of a cheeseburger and y represents the price of a shake. How much does a cheeseburger cost at the fast-food joint? How much does a shake cost? At the fast-food joint, a cheeseburger costs $ and a shake costs
At a fast-food joint, 11 cheeseburgers and 3 shakes cost $20.50. At the same fast-food joint, 7 cheeseburgers and 2 shakes cost $13.25. The price of a cheeseburger and the price of a shake can be determined by a solving system of equations, 11x + 3y = 20.50 7x + 2y = 13.25 where x represents the price of a cheeseburger and y represents the price of a shake. How much does a cheeseburger cost at the fast-food joint? How much does a shake cost? At the fast-food joint, a cheeseburger costs $ and a shake costs
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Transcribed Image Text:At a fast-food joint, 11 cheeseburgers and 3 shakes cost $20.50. At the same fast-food joint, 7 cheeseburgers and 2
shakes cost $13.25. The price of a cheeseburger and the price of a shake can be determined by a solving system of
equations,
11x + 3y = 20.50
7x + 2y = 13.25
where x represents the price of a cheeseburger and y represents the price of a shake. How much does a cheeseburger
cost at the fast-food joint? How much does a shake cost?
At the fast-food joint, a cheeseburger costs
an example
Textbook
C
**
and a shake costs
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Expert Solution
Step 1
Find the values of x and y to find the cost of each.
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