document.write( "Question 504250: An angle is 12 degrees less than one half of its supplement. Find the supplement. \n" ); document.write( "
Algebra.Com's Answer #339550 by oberobic(2304)\"\" \"About 
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a + 12 = 1/2s
\n" ); document.write( "2a + 24 = s
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\n" ); document.write( "a + s = 180
\n" ); document.write( "s = 180 -a
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\n" ); document.write( "2a + 24 = 180 -a
\n" ); document.write( "3a = 156
\n" ); document.write( "a = 52
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\n" ); document.write( "s = 180-52
\n" ); document.write( "s = 128
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\n" ); document.write( "Check
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\n" ); document.write( "Does a + 12 = 1/2s?
\n" ); document.write( "a+12 = 52 + 12 = 64
\n" ); document.write( "1/2s = 1/2*128 = 64
\n" ); document.write( "OK
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\n" ); document.write( "Answer: The supplement is 128 degrees.
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\n" ); document.write( "Done.
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