Problema Solution
zach is 15 1/2 years old. this is 3 years younger than his brother lou. how old is lou
Answer provided by our tutors
let age of lou be x years
zach is 3 years younger
=> x-3 = 15 1/2
=> x = 18 1/2 years
age of lou =18 1/2 years
zach is 15 1/2 years old. this is 3 years younger than his brother lou. how old is lou
let age of lou be x years
zach is 3 years younger
=> x-3 = 15 1/2
=> x = 18 1/2 years
age of lou =18 1/2 years