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Asked by Joe

Ellen is 11 years older than Maja. Last year Ellen was twice as old as Maja. How old is Maja now?
12 years ago

Answers

Answered by Steve
E = M+11
Last year,
(E-1) = 2(M-1)

so, substitute:

(M+11-1) = 2(M-1)
M+10 = 2M-2
M = 12
so, E=23

Check: last year, 22 = 2*11
12 years ago

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