To convert kilograms to pounds, Abby halves the number of kilograms, n, then subtracts 10% from the result of that calculation, whereas Renato subtracts 10% first and then halves the result. (a) Write an algebraic expression for each method. (b) Do the methods give the same answer?

To convert kilograms to pounds, Abby halves the number of kilograms, n, then subtracts 10% from the result of that calculation, whereas Renato subtracts 10% first and then halves the result. (a) Write an algebraic expression for each method. (b) Do the methods give the same answer?

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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Question

To convert kilograms to pounds, Abby halves the number
of kilograms, n, then subtracts 10% from the result
of that calculation, whereas Renato subtracts 10% first
and then halves the result.
(a) Write an algebraic expression for each method.
(b) Do the methods give the same answer?

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