A construction crew is lengthening a road. Lety represent the total length of the road (in miles). Letx 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. El] What was the road's length when the crew started working? D miles E B What is the change per day in the road's length? D miles