The account charged $35 for the first hour of work and $23 for each hour after that.
he earned a total of $127 how many hours did he work?

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years