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The measures of the angles of a triangle are shown in the figure below. Solve for x. 83* 61* (4x+16)*

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83 + 61 + (4x + 16) = 180


144 + 4x + 16 = 180


4x + 160 = 180


4x = 180 - 160


4x = 20


x = 20:4 \implies \bf x = 5

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