Aconstruction 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 y=59+4x . 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 was the road's length when the crew started working? miles

what is the change per day in the road's length? miles