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The graph of the equation $x = 4$ is a line that is:

Class 9Lines Parallel to the AxesLinear Equations

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

Step-by-Step Solution

An equation of the form

x = a

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

y

-axis (4 units to its right).

Answer: A) parallel to the

y

-axis

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