Concept explainers
To find: The cost of one pizza.
Answer to Problem 4P
The cost of one pizza is
Explanation of Solution
Given:
The total cost of three pizza and the four sandwiches is
The total cost of three pizza and the seven sandwiches is
Calculation:
Consider cost of one pizza is
Then, the cost of three pizza and the four sandwiches is
The cost of three pizza and the seven sandwiches is
Subtract the second equation by the first one as,
Then, the cost of pizza is,
Chapter 9 Solutions
Algebra: Structure And Method, Book 1
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