Mathematics, 17.10.2019 02:50 angiezavala61

William recorded data to determine the relationship between the time usage, x, and the percentage of charge left on his mobile phone, y. he graphed the data and drew the line of best fit. the equation of the line of best fit is y = -10x + 100. about how many hours will it take for the phone lose its charge completely?

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William recorded data to determine the relationship between the time usage, x, and the percentage of...