raulv
raulv
08-02-2017
Mathematics
contestada
set up equation for the following angles
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trombonebookworm
trombonebookworm
08-02-2017
Add each angle for the question and make them equal 180
Example: number 15
(23x-5)+(21x+5)=180
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janyha2012
janyha2012
08-02-2017
I think it's 23x-5=21x+5
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