Raymond B. answered 07/09/22
Tutor
5
(2)
Math, microeconomics or criminal justice
L= 3M
L+M = 78
3M +M =78
4M = 78
M = 78/4 = 19 1/2 years old for Megan
L = 58 1/2 years old for Lauren
58 1/2 + 19 1/2 = 78