Concept explainers
Find the value of the given expression.
Answer to Problem 28PPS
The value of the given expression is
Explanation of Solution
Given:
The given expression is
Calculation:
Substitute the values of
Use the following rules and find the result of the given expression.
Now,
Add two numbers with the same sign, the result has that same sign.
So the answer will be with a positive sign.
Hence the value of the given expressionis
Chapter 2 Solutions
Pre-Algebra, Student Edition
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