Devaugh's age is two times sydneys age. The sum of their ages is 21. What is Sydney's age?
(1) Answers
Sydney's age: x Devaugh's age: 2x x+2x=21 3x=21 x=7 Sydney is 7 years old
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Sydney's age: x Devaugh's age: 2x x+2x=21 3x=21 x=7 Sydney is 7 years old