One year ago, a man was 8 times as old as his son. At present, his age is equal to the square of his son's age in years. Find their present ages
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direct equation,
1-8xand 1-x
let the age of his father is 8x
and the age of his son is X
because his father is 8 times more then his son .
1 year ago,
equation ,
8x-1=x-1
1-8xand 1-x
let the age of his father is 8x
and the age of his son is X
because his father is 8 times more then his son .
1 year ago,
equation ,
8x-1=x-1
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