
Carol H. answered 08/01/18
Tutor
4.9
(285)
Masters' Degree in Mathematics with 35 years of Teaching Experience
Let x = the number of technicians
Let y = the number of packers
x + y = 540 y = 540 - x
24x + 20y = 12,000
24x + 20(540 - x) = 12,000
24x + 10,800 - 20x = 12,000
4x = 1200
x = 300
y = 540 - 300
y = 240