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OpenStudy (anonymous):
two angles have a sum of 83 degrees. their difference is 20 degrees. find the angles.
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OpenStudy (anonymous):
x+y=83 x-y=20 2x = 103 x = 51.5 y = 31.5
OpenStudy (anonymous):
let two angles be x & y x = 51.5 y = 31.5
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