Question

a mother is three times as her daughter.Five years later,the mother will be two and a half times old as her daughter. Find the age of her daughter and that of her mother in years.

Answer 1

I think you might satisfy from my answer . thanks

Answer 2

let the mother age be x years
let the daughter age be y years
$x = 3y$
after 5 years
$(x + 5) = 2.5(y + 5) \\ x + 5 = 2.5y + 12.5 \\ x - 2.5y = 7.5 \\ 2x - 5y = 15$
putting x=3y