SOLUTION: An electrician told Mrs. Aba that the labor required to repair the electrical problem cost $150. The bill included a base service call charge of $40 plus $25 per hour. Without so

Algebra ->  Equations -> SOLUTION: An electrician told Mrs. Aba that the labor required to repair the electrical problem cost $150. The bill included a base service call charge of $40 plus $25 per hour. Without so      Log On


   

Question 876692: An electrician told Mrs. Aba that the labor required to repair the electrical problem cost $150. The bill included a base service call charge of $40 plus $25 per hour. Without solving, write an equation that could be solved to determine the number of hours the electrician worked. Indicate what the variables represent.
Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
C = F + V
C = Cost
F = Fixed Cost per service call
V = variable cost per hour.

In this problem, that equation becomes:
$150 = $40 + $25x
x represents the number of hours.