An plumber charges a flat rate of $25 for a job and $15 for each hour that he works on the job. how many hours did the plumber work on a job if the total charge was $85

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit