An electrician charges $80 an hour for weekday repairs and $120 for nights and weekends. Last week, the electrician earned $4800 for 50 hours of work. Which system of equations can be used to find how many hours were worked on weekdays

Question

Mathematics

Hassan

18 July, 05:49

An electrician charges $80 an hour for weekday repairs and $120 for nights and weekends. Last week, the electrician earned $4800 for 50 hours of work. Which system of equations can be used to find how many hours were worked on weekdays

+1

Answers (1)

Know the Answer?

Julianne Decker · Answer 1

To answer this problem, we let x be the number of hours working on weekdays and y be the number of hours working on nights and weekends. The sum of these two variables should be equal to 50. The system of linear equation that would best represent this problem is,

x + y = 50

80x + 120y = 4800