Question

a landscaper charges $28 per hour of labor and $105for plants and materials to do small planting job . if the total cost is $168 how long did the job take show work

Answer 1

let's call t= time to do the job
so, we know that 105 +28t = 168
can you solve it?

Answer 2

28t=168-105
28t=63
t=63/28
or it will take 2 hours & 15 min (1/4 of the hour)