Question 816096: [ The sum of the ages of the father and son at present is 45 years. If both live on until the son's age becomes equal to the father's present age,the sum of their ages will be 95 years,find their present ages?
Thank you
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! f + s = 45
f = s + X
f - s = X
(f + X) + (s + X) = 95
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(f + X) + (s + X) = 95
f + s + 2X = 95
45 + 2X = 95
2X = 50
X = 25
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f + s + 2X = 95
(s + X) + s + 50 = 95
(s + 25) + s + 50 = 95
2s + 75 = 95
2s = 20
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s = 10
f = 35
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