SOLUTION: one phone company charges 16.95 per month and .05 per minute foe local calls. another charges 22.95 per month and .02 per minute for local calls. For what numbers of minutes of loc
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Question 226239: one phone company charges 16.95 per month and .05 per minute foe local calls. another charges 22.95 per month and .02 per minute for local calls. For what numbers of minutes of local calls per month is the cost the same? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = cost to use phone per month
Let = number of total minutes per month
1st phone company: (in cents)
2nd phone company:
The costs are the same when:
When local calls/mo = 200 min, the costs are the same
check:
and
OK
