A man is 37 years old; his two sons are 8 years and 3 years old. after how many years will he be twice as old as their united age?

Answers (1)

Answer:

Man=37 ,Son(1)=8 and Son(2)=3

After x year

Therefore ,

\(37+x)=2[(8+x)+(3+x)]\ \Rightarrow 37+x=2(11+2x)\ \Rightarrow 37+x=22+4x\ \Rightarrow 3x=15\ \Rightarrow x=5

 

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