(25 points) a construction crew is lengthening a road. let y represent the total length of the road (in miles). let x represent the number of days the crew has worked. suppose that x and y are related by the equation 2x +54 = y. answer the questions below. note that a change can be an increase or a decrease. for an increase, use a positive number. for a decrease, use a negative number. what is the change per day in the road's length? ___ miles what was the road's length when the crew started working? miles
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Category: computerinformation |
Author: Valko Tomer
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