Mathematics, 15.06.2021 20:30 Ibnushuaibabutalhah
Which algebraic expression represents the difference of fifty four and seven times a number
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The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).
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What is this inequality notation? t is less then or equal to 2
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What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)
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Which algebraic expression represents the difference of fifty four and seven times a number...
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