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Two numbers are in a ratio of 5: 4. their sum is 720. find the bigger number.
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Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)
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Which has the greater energy, light of wavelength 519 nm or light with a frequency of 5.42 x 10^8 sec^-1?
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Two numbers are in a ratio of 5: 4. their sum is 720. find the bigger number....
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