Concept explainers
To calculate: The simplified form of the expression
Answer to Problem 15OE
The expression
Explanation of Solution
Given information:
The expression
Formula used:
The opposite of a number n on a real number line is the exact opposite of that number with a negative sign in front of it that is
Calculation:
Consider the number
Recall that the opposite of a number n on a real number line is the exact opposite of that number with a negative sign in front of it that is
Therefore, the number is read as opposite of difference if numbers 9 and 8.
When there is more than one operation in an expression, follow the steps below to evaluate the expression,
Step 1: Evaluate the expression inside the parenthesis.
Step 2: Evaluate the expression that involves power.
Step 3: Multiply or divide the expression from left to right.
Step 4: Add or subtract the expression from left to right.
Therefore, simplified form of
Thus, the expression
Chapter 1 Solutions
Algebra: Structure And Method, Book 1
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