Colleen recorded the price of gas on the first day of each month for several months. she drew a scatter plot and created a linear model. she found the equation of the line of best fit to be y = 0.06x + 1.77, where x is the number of months since she began her study, and y is the price of gas. using the line of best fit, what will the price of gas be 15 months after zahra began her study? enter your answer in the box.