Question

is this sum of age of father and his son in air is 45 and thrice the difference of the ages in air is same as sum of age find the age of father

Answer 1

let x be the age of father and y be the age of son.
given x+y=45
also
3(x-y)=x+y
rearranging 2 nd one will get
2x-4y=0, x=2y,
eq(1) will give
x+y=45
3y=45
y=15 .
there for age of father x=2y=2*15=30