A man age is three times the sum of the ages of his two son after 5 years his age will be twice the sum of the age of his two son find the age of man
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Let the sum of ages of two sons be Y
let age of the old man be X
according to question ,
X=3Y
X+5=2(Y+10)
3Y+5=2Y+20
3Y-2Y=20-5
Y=15
X=3Y
X=45
let age of the old man be X
according to question ,
X=3Y
X+5=2(Y+10)
3Y+5=2Y+20
3Y-2Y=20-5
Y=15
X=3Y
X=45
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