Anonymous Anonymous

11-05-2016
Mathematics

Answered

Ethan is 40 years old. His son is 12 years old.

How many years ago was Ethan 5 times older than his son?

Verified Answer :

pankake123 pankake123

11-05-2016

20 years in the future......

Answer Link

wegorkie wegorkie

11-05-2016

40-x / 12-x = 5
40-x = 5 (12-x)
40-x = 60 - 5x
5x-x = 60 - 40
4x=20
x=5

It was 5 years ago. Ethan was 35 and son was 7.

Answer Link

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