SOLUTION: find the value of 'a-b' if a and b are integers such that b is the predecessor of a

Algebra.Com
Question 881885: find the value of 'a-b' if a and b are integers such that b is the predecessor of a
Answer by fcabanski(1391)   (Show Source): You can put this solution on YOUR website!
Integers are the positive and negative whole numbers. If b is the predecessor of a, then b is a-1. For example, b=1, a=2 or b=-2, a=-1.


a-b = a-(a-1) = a+a+1 = 1.

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