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22-02-2018
Mathematics

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christine's age is two times sydney's age. the sum of their ages is 54. what is sydneys age?

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22-02-2018

Let Sydney's age be x
Christine's age is 2x

Sum of their age is 54
x + 2x = 54
3x = 54
x = 18

Sydney is 18 years old.

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