Question
A hard drive costs $140 less than a stereo system. A laptop costs twice as much as a stereo system. Given that the total cost of a hard drive, a stereo system and a laptop cost $5100, find the cost of the hard drive.
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A hard drive costs $140 less than a stereo system. A laptop costs twice as much as a stereo system. Given that the total cost of a hard drive, a stereo system and a laptop cost $5100, find the cost of the hard drive.