The high temperature, in °F, for the past 4 days was 45, 38, 46, and 35. Carlos knows that the mean high temperature for the past 5 days was 42r. Enter and solve an equation to find the high temperature on the first day, Use s to represent the high temperature for the first day. The equation: _+_+_+_+_/5=_

The high temperature on the first day was_°F