Concept explainers
(a)
To State: The given equation is linear or not.
(a)
Answer to Problem 20OE
The given equation is linear.
Explanation of Solution
Given information: Given equation is
We know that a linear equation in two variables is in the form of
Therefore, the given equation is linear.
(b)
To Graph: Draw the graph of the given equation
(b)
Explanation of Solution
Given information: Given linear equation
Graph:
Interpretation:
From the graph we can see that the line is neither parallel to x -axis nor parallel to y -axis.
Hence, the line is neither horizontal nor vertical.
Chapter 3 Solutions
Algebra and Trigonometry: Structure and Method, Book 2
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