The answer to “Show that if a ? b (mod m) and c ? d (mod m), where a, b, c. d, and m are integers with m ? 2, then a - c = b - d (mod m).” is broken down into a number of easy to follow steps, and 37 words. The full step-by-step solution to problem: 34E from chapter: 4.1 was answered by , our top Math solution expert on 06/21/17, 07:45AM. This textbook survival guide was created for the textbook: Discrete Mathematics and Its Applications, edition: 7th. Discrete Mathematics and Its Applications was written by and is associated to the ISBN: 9780073383095. Since the solution to 34E from 4.1 chapter was answered, more than 231 students have viewed the full step-by-step answer. This full solution covers the following key subjects: mod, show, integers, Where. This expansive textbook survival guide covers 101 chapters, and 4221 solutions.