Tess plants flowers every year, and she noticed that her flowers tend to bloom earlier when the spring weather is warmer. She collected data for the past 666 years on the average March temperature where she lives, and the date in April her first flowers bloomed that year. A line was fit to the data to model the relationship. Based on this equation, estimate the date in April her flowers will bloom if the average temperature in March is 5.5°
Round your answer to the nearest whole number.