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Find the measure of angle A. This is for my math class, and I’ve been stuck on this for a while. Please help!

 

 Aug 18, 2020
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The three angle summed = 180

  the two with variables  summed =  180 - 25 = 155

sooooo    17x-1    +    3x-4   = 155      solve  for x   then angle A = 3x-4

 Aug 18, 2020

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