Question

please explain please explain​

Answer 1

Answer:

let be the sum of his children ages is x

and father,s age is 3x

after 20 years there ages will equal

x+20=3x

x-3x=-20

-2x=-20

x=-20/-2

x=10

and father,s age is3x=3×10

=30

Answer 2

Hello friends

I am here to help you

Answer:

let be the sum of his children ages is x

and father,s age is 3x

after 20 years there ages will equal

x+20=3x

x-3x=-20

-2x=-20

x=-20/-2

x=10

and father,s age is3x=3×10

=30