3. Prove that if n is an odd integer then 7n+5 is even.

Algebra: Structure And Method, Book 1
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ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.7: Problem Solving: Consecutive Integers
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3. Prove that if n is an odd integer then 7n+5 is even.
Transcribed Image Text:3. Prove that if n is an odd integer then 7n+5 is even.
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