Mathematics, 07.11.2020 23:00 mez59

A red candle is 8 inches tall and burns at a rate of 7/10 inch per hour. A blue candle is 6 inches tall and burns at a rate of 1/5 inch per hour.
After how many hours will both candles be the same height?

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A red candle is 8 inches tall and burns at a rate of 7/10 inch per hour. A blue candle is 6 inches...