mason owns A trucking company. For every truck that goes out, Mason must pay the driver $13 per hour of driving and also has an expense of one dollar per mile driven for gas and maintenance. On one particular day, the driver drove an average of 30 mph and masons total expenses for the driver, gas in truck maintenance were $258. write a system of equations that could be used to determine the number of hours to drive a word and the number of miles the truck drove. Define the variables that you used to write the system.