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charle [14.2K]
3 years ago
9

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? Enter your answer in the box.
Mathematics
1 answer:
sergij07 [2.7K]3 years ago
8 0

8  - (\frac{7}{10}  \times x )= 6  - ( \frac{1}{5}  \times x)
(X is hour)
so, x=4 ; Answer is 4(hour).
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