is the following situation possible?If so, determine their present ages.the sum of ages of two friends is 20years.Four years ago, the product of their ages in years was 48.
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lets paresent age of the two friends is X yr and Y yr.
so, X+Y = 20 years.
and 4 yr ago there age was (x-4) yr.
and (Y-4) YR.
SO. (x-4)×(y-4)= 48.
or,(x-4)× (20-x-4)= 48
or, (x -4)x (16-x)= 48
16x -4x -64+4x^2 = 48
see the full calculaction in the image below.. If possible then mark as brainlist.
so, X+Y = 20 years.
and 4 yr ago there age was (x-4) yr.
and (Y-4) YR.
SO. (x-4)×(y-4)= 48.
or,(x-4)× (20-x-4)= 48
or, (x -4)x (16-x)= 48
16x -4x -64+4x^2 = 48
see the full calculaction in the image below.. If possible then mark as brainlist.
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