Question 667768
 Margaret is 14 years old. two years ago, she was twice as old as her brother Tony.
:
let b = brothers present age
14 - 2 = 2(b-2)
12 = 2b - 4
12 + 4 = 2b
16 = 2b
a) How old is Tony now
b = 8 yrs old now
:
b) when will they both be the same age? Never, a dumb question