SOLUTION: John's mom, Margaret, is three times older than him. In 15 years, Margaret will be twice the age of John. How old are John and Margaret?
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Question 856674: John's mom, Margaret, is three times older than him. In 15 years, Margaret will be twice the age of John. How old are John and Margaret? Answer by ewatrrr(24785) (Show Source):
Hi,
Let x represent Johnr's age ⇒ is Margaret's age
Question States*** in 15 years...
3x + 15 = 2(x+15)
3x + 15 = 2x + 30
x = 15, John's age. Margaret is 45
CHECKING our answer*** In 15 years, Margaret will be twice John's age.
60= 2•30
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