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length of a rectangle is 4 inches less than its width, and its perimeter is 24 inches. Which of the following systems of equations best represents the length and width of the rectangle?
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If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)
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The water aquarium shark tank is always greater than 25 feet of the water level decreased by 6 feet during cleaning what was the water level before the cleaners took out any water
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length of a rectangle is 4 inches less than its width, and its perimeter is 24 inches. Which of the...
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