(a) Is a - b equal to b - a? (b) Is –2(a – 5) equal to -2a – 10?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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ISBN:9780547587776
Author:HOLT MCDOUGAL
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Chapter2: Solving Equations
Section2.3: Simplifying Variable Expressions
Problem 53E
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Yes or No? If No, give a reason. Assume that a and b are nonzero real numbers.

(a) Is a - b equal to b - a?
(b) Is –2(a – 5) equal to -2a – 10?
Transcribed Image Text:(a) Is a - b equal to b - a? (b) Is –2(a – 5) equal to -2a – 10?
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