SOLUTION: The amount of money (y) that Juan has for any given week (x) can be modeled by the equation y = -7x + 80. About how long will it take for Juan to spend all of his money?
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Question 1150534: The amount of money (y) that Juan has for any given week (x) can be modeled by the equation y = -7x + 80. About how long will it take for Juan to spend all of his money?
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