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The graph of the equation $y = 3$ is a line that is:

Class 9Lines Parallel to the AxesLinear Equations

Aparallel to the $x$ -axis
Bparallel to the $y$ -axis
Cpassing through the origin
Dthe $y$ -axis itself

Step-by-Step Solution

An equation of the form

y = b

(a constant) gives a horizontal line, which is parallel to the

x

-axis (3 units above it).

Answer: A) parallel to the

x

-axis

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