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Mario is two years older than Luigi. Twenty years ago, Mario was ten years more than half Luigi's age. How old are they now?

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Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00 Edition Edition
ISBN: 9780395977224
Author: Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher: McDougal Littell
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Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
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