07-01-2016
Mathematics

contestada

Find each sum or difference? 1. (2x+3y) + (4x+9y) 2. (6s+5t) + (4t+8s)

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Since3122015 Since3122015

07-01-2016

[tex](2x+3y)+(4x+9y)\\6x+12y\\\\(6s+5t)+(4t+8s)\\14s+9t[/tex]

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