SOLUTION: lindsey hires a plumber who charges $120 per visit plus $55 per hour. the plumber's bill costs $154. a) write a linear equation to represent this situation. let x be the number of

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: lindsey hires a plumber who charges $120 per visit plus $55 per hour. the plumber's bill costs $154. a) write a linear equation to represent this situation. let x be the number of      Log On


   

Question 466712: lindsey hires a plumber who charges $120 per visit plus $55 per hour. the plumber's bill costs $154.
a) write a linear equation to represent this situation. let x be the number of hours the plumber stayed.
b) solve the linear equation to determine the length of the plumbers visit
how do you work out the length of time that the plumber stayed. the answer is 37 minutes but i'm unsure of how to reach this answer.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
154 = 120 +55x
154-120=55x
34=55x
34/55= x
x= 34/55 hours
(34/55) *60= 37 minutes