Question

Usman's father is twice as old as he is twenty years ago Usman'n was seven time as old as his son.find their ages.​

Answer 1

Answer:-

x=father's age now

y=son's age now

x= 2(x-21)

x= 2x-42

x-2x= -42

-x= -42

x= 42

x= 7y

y= x/7

y= 42/7

y= 6

Therefore, the father's present age is 42 and the son's present age is 6

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