The charge for telephone calls T is partly constant and partly varies with the number N of units of ...

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The charge for telephone calls T is partly constant and partly varies with the number N of units of ...

The charge for telephone calls T is partly constant and partly varies with the number N of units of call. The bill for 420 units of call is N806, while the bill for 200 unit is N410

A. Obtain the charge per unit of calls

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nycgrrl012 Author

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A year ago

This helped my grade so much Perfect

derya1234

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Thanks

smi3

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Good timing, thanks!

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