SOLUTION: An electrician charges a $45 fee to make a house call plus an hourly rate for labor. If the electrician works at one house for 3 hours and charges $145.50 for the job, what is the

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: An electrician charges a $45 fee to make a house call plus an hourly rate for labor. If the electrician works at one house for 3 hours and charges $145.50 for the job, what is the       Log On


   

Question 1205278: An electrician charges a $45 fee to make a house call plus an hourly rate for labor. If the electrician works at one house for 3 hours and charges $145.50 for the job, what is the electrician’s hourly rate?
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52879) About Me  (Show Source):
You can put this solution on YOUR website!
.

He charges  %28145.50-45%29%2F3 = 100.50%2F3 = 33.50 dollars per hour.    ANSWER

Solved.


The formula is self-explanatory.



Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
y=mx+b

system%28b=45%2Cand%2Cx=3%2Cand%2Cy=145.50%29

Question asks for m.