SOLUTION: Kimmi is 16, her mother is 44. How many years ago was Kimmi's mother 5 times as old at Kimmi?
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Question 405813: Kimmi is 16, her mother is 44. How many years ago was Kimmi's mother 5 times as old at Kimmi?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Kimmi is 16, her mother is 44.
How many years ago was Kimmi's mother 5 times as old at Kimmi?
:
let y = no. of years ago for this to be true
:
44 - y = 5(16-y)
:
44 - y = 80 - 5y
:
-y + 5y = 80 - 44
:
4y = 36
y =
y = 9 years ago, Mom's age was 5 times K's age
;
:
Prove this
44 - 9 = 5(16 - 9)
35 = 5(7)
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