Mathematics, 02.10.2021 20:20, VETORRES

The telephone company offers two billing plans for local calls. Plan 1 charges $22 per month for unlimited calls and plan 2 changes $18 per month plus 5 cents per call. USA an inequality to find the number of monthly calls for which plan 1 is more economical than plan 2.

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The telephone company offers two billing plans for local calls. Plan 1 charges $22 per month for unl...