<PRE><B>Question 219628</B>
Two angles are supplementary. Thier combined measures equal 180 degrees. One angle is three times as large as the other angle. Find the measure of the two 
1st: x
2nd: 3x
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Equation:
x + 3x = 180 
4x = 180
x = 45 degrees
3x = 3*45 = 135 degrees
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Cheers,
Stan H.</PRE>