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7. Use the scenario to create a system of linear equations, and then solve using substitution. The sum of two numbers is 70, and their difference is 30. Find the two numbers using the process of substitution. Let the first number = r and second number = y. (50, 25) (35, 25) (35, 20) O (50, 20)

7. Use the scenario to create a system of linear equations, and then solve using substitution. The sum of two numbers is 70, and their difference is 30. Find the two numbers using the process of substitution. Let the first number = r and second number = y. (50, 25) (35, 25) (35, 20) O (50, 20)

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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Use the scenario to create a system of linear equations, and then solve using substitution.

7. Use the scenario to create a system of linear equations, and then solve using substitution. The sum of two numbers is 70, and their difference is 30. Find the two numbers using the process of substitution. Let the first number = 2 and the second number = y. (50, 25) (35, 25) (35, 20) (50, 20)
Transcribed Image Text:7. Use the scenario to create a system of linear equations, and then solve using substitution. The sum of two numbers is 70, and their difference is 30. Find the two numbers using the process of substitution. Let the first number = 2 and the second number = y. (50, 25) (35, 25) (35, 20) (50, 20)
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