I need help with part A

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asked May 6, 2017 125k views

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SergeevDMS · Answer 1 · 2017-05-11T06:28:09+0000

use x as the variable for Kim's sister's age. kim being twice as old as her sister should be represented as 2x. their ages add up to 36 so put add the terms representing Kim and her sisters age and make it equal to 36.

I need help with part A

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