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03-08-2017
Mathematics

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Two angles are supplementary one angle measure 12 more than the other find the measures

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crisforp crisforp

03-08-2017

We have a + b = 180 and a = 12 + b;
Then, 12 + b + b = 180;
12 + 2b = 180;
2b = 168;
b = 84;
a = 12 + 84;
a = 96;

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