Problem 127 of 7
Interpret an intersection in context: two cell phone plan costs intersect at (20, 45).
Hints
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explain equal outputs or break-even condition.
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Explain equal outputs or break-even condition with units/context.
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Solution
Walkthrough
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1. Identify what each graph represents.
2. Read intersection coordinates.
3. Explain equality of outputs in the context.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Saying only that lines cross without explaining meaning.