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1. A fast food restaurant sells two types of lunch boxes A and B. The prices of each lunch box A and each lunch box B are $80 and $70 respectively. On a certain day, a total of 420 lunch boxes are sold and the amount received from selling the lunch boxes is $31 200. Find the numbers of lunch boxes A and lunch boxes B sold respectively.

1. A fast food restaurant sells two types of lunch boxes A and B. The prices of each lunch box A and each lunch box B are $80 and $70 respectively. On a certain day, a total of 420 lunch boxes are sold and the amount received from selling the lunch boxes is $31 200. Find the numbers of lunch boxes A and lunch boxes B sold respectively.

Algebra and Trigonometry (6th Edition)
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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1. A fast food restaurant sells two types of lunch boxes A and B. The prices of each lunch box A and each lunch box B are $80 and $70 respectively. On a Textbook Example Video certain day, a total of 420 lunch boxes are sold and the amount received from selling the lunch boxes is $31 200. Find the numbers of lunch boxes A and lunch boxes B sold respectively.
Transcribed Image Text:1. A fast food restaurant sells two types of lunch boxes A and B. The prices of each lunch box A and each lunch box B are $80 and $70 respectively. On a Textbook Example Video certain day, a total of 420 lunch boxes are sold and the amount received from selling the lunch boxes is $31 200. Find the numbers of lunch boxes A and lunch boxes B sold respectively.
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