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 4x+58 = 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?
i miles
what was the road's length when the crew started working?
miles