Question 693994
Eighteen years ago Alan was twice as old as Tony. Alan is eight years older than Tony. Find Tony's age now.
**
let x=tony's age now
x+8=alan's age now
..
18 years ago
x-18=tony's age
x+8-18=x-10
..
x-10=2(x-18)
x-10=2x-36
x=26
tony's age now=26