Let ab be a two-digit number where a is the tens digit and b is the ones digit. Find the number of possible values of ab such that a > 1, b > 1, and a = b - 2. 7 6 9 8.
Let ab be a two-digit number where a is the tens digit and b is the ones digit. Find the number of possible values of ab such that a > 1, b > 1, and a = b - 2. 7 6 9 8.
Algebra: Structure And Method, Book 1
(REV)00th Edition
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
Chapter1: Introduction To Algebra
Section1.2: Grouping Symbols
Problem 7MRE
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