document.write( "Question 214911: The measure of a supplement of an angle is 60 less than three times the measure of the complement of the angle. Find the measure of the angle. \n" ); document.write( "
Algebra.Com's Answer #162380 by RAY100(1637)\"\" \"About 
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Let a = angle
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\n" ); document.write( "Let x= complement = 90-a
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\n" ); document.write( "Let y = supplement = 180 -a
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\n" ); document.write( "y=3x -60,,,,,subst
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\n" ); document.write( "(180-a) = 3(90-a) - 60
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\n" ); document.write( "180-a = 270 -3a -60
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\n" ); document.write( "180 +60 -270 = a-3a
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\n" ); document.write( "-30 = -2a
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\n" ); document.write( "a=15
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\n" ); document.write( "x= 90-15=75
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\n" ); document.write( "y= 180-15=165
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\n" ); document.write( "165 = 3(75)-60,,,,ok
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