Concept explainers
To write: the number which represents the situation “15 km West”. Also, write the opposite of this situation and number representing that.
Answer to Problem 7WE
15 km East
Explanation of Solution
Given:
The situation is “15 km West”.
Here, the term “west” indicates the “negative direction”.
So, the situation is represented by the number:
Now, the opposite of west is east.
So, the opposite of given situation is:
“15 km East”
Now, the term “East” indicates the “positive direction”.
And this situation is represented by the number:
Chapter 1 Solutions
Algebra: Structure And Method, Book 1
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