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5 votes
Set up equation for the following angles

Set up equation for the following angles-example-1

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3 votes
I think it's 23x-5=21x+5
User Thresh
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1 vote
Add each angle for the question and make them equal 180

Example: number 15
(23x-5)+(21x+5)=180
User Matthew Seaman
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8.3k points

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