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Archie's dad is four years older than twice Archie's current age. If the sum of their ages is 52, how old is Archie,

 Feb 25, 2020
 #1
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D= 4 + 2A      given

D+A=52   or    52 - A = D      Sub THIS value of D into the first equation , then solve for 'A' (Archie's age)    the Dad = 52 - A

 Feb 25, 2020
 #2
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Archie is 16 years old. I think

 Feb 25, 2020

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