Mathematics, 09.12.2020 20:30 KenzieD6032

A prepaid cell phone charges a preset number of minutes to use text messaging. The graph represents y, the number of minutes used for x, the number of text messages sent and received. Is there a direct variation? Which equation represents the relationship? Yes, y = 2x.
Yes, y = 20x.
No, y = x + 10.
No, y = x + 20.

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