Answer:

Explanation:
we are given that,
- The electrician charges $82 for making a house call
- an additional $55.00 per hour of labor
- Mr. K only budgeted $300 for the electrical repair
let the hours be h
from the first condition we obtain:

from the second condition we ge:

from the final condition we acquire:

to figure out the hour we have to solve the equation to do so
cancel 82 from both sides:

divide both sides by 55:

since 3.96.... is very close to 4 he can maximum afford 4 hours of labor

refer the attachment