Mathematics
Mathematics, 24.06.2019 02:30, marcoantonioperezpan

Margaret wants to call her friend overseas. there is a connection fee of $2 and a charge of $1.60 per minute. so the cost of the call is 2 + 1.6t dollars for t minutes.

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Margaret wants to call her friend overseas. there is a connection fee of $2 and a charge of $1.60 pe...

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