Help me with this plssss

The CORRECT answer is:
[tex]y=3x-5[/tex]
Step-by-step explanation:
With my work shown in the image, it clearly shows that [Choice C] is perpendicular.
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Remember that perpendicular is when a line crosses with another line making a 90 degree angle.
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Parrellel is when two lines perfectly line up with each other but without crossing