Question 381295
The sum of the angle of a triangle is 180&#12331;. If one angle of a triangle measures x and the second angle measures (5x+18)&#12331;, express the measure of the third angle in terms of x. Simplify the expression.
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3rd angle = 180-(x+5x+18)
= 180-6x-18
= 162-6x
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Cheers,
Stan H.