Answer to Question #223310 in Classical Mechanics for Simen Mac roy

Question

One-half of Heather's age two years from now plus one-third of her age three years ago is twenty years. How old is she now?

Answer 1

$\frac {x+2}2+\frac{x-3}3=20,$

$3x+6+2x-6=120,$

x=24 (years).