document.write( "Question 343458: an angle is equal to one half its supplement. find the supplement \n" ); document.write( "
Algebra.Com's Answer #245786 by Fombitz(32388)\"\" \"About 
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\"A%2BS=180\"
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\n" ); document.write( "\"A=%281%2F2%29S\"
\n" ); document.write( "\"S=2A\"
\n" ); document.write( "Substituting,
\n" ); document.write( "\"A%2B2A=180\"
\n" ); document.write( "\"3A=180\"
\n" ); document.write( "\"highlight%28A=60%29\"degrees
\n" ); document.write( "Then
\n" ); document.write( "\"S=2%2860%29\"
\n" ); document.write( "\"highlight%28S=120%29\"degrees
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