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13-10-2017
Mathematics

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The measure of an angle is 8 greater than 3 times its supplement. Find he measurement of the angle.

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choixongdong choixongdong

13-10-2017

x + 3x + 8 = 180
4x = 172
x = 43

its supplement = 3x + 8 = 3(43) + 18 = 129 + 8 = 137

answer
angles are 43 and 137

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