Question 742316
Sharon is 42 years old. Her daughter is 12 years old. How many years ago was Sharon four times older than her daughter?
let x= years ago when Sharon four times older than her daughter?
(42-x)=sharon's age x yrs ago
(12-x)=daughter's age x yrs ago
42-x=4(12-x)
42-x=48-4x
3x=6
x=2
How many years ago was Sharon four times older than her daughter? 2