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F(t) = $(0.45 x t + 33)

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12y ago
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13y ago

F(t) = $(0.50 t + 20)

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8y ago

The problem can be solved with the equation F(t) = $(0.42 t + 24)

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Q: Multiply the number of minutes Mr Deshpande spent on long-distance calls by 050 the long-distance rate Then add 20 the flat monthly charge?
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