document.write( "Question 1128767: An angle is 12 degrees less than twice its supplement. Find the angle. \n" ); document.write( "
Algebra.Com's Answer #745269 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Supplementary angles are two angles that have a sum of \"180\"°.\r
\n" ); document.write( "\n" ); document.write( "let's an angle be \"alpha\"\r
\n" ); document.write( "\n" ); document.write( "its supplement is \"180-alpha\"°\r
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\n" ); document.write( "\n" ); document.write( "if \"alpha\" is \"12\" degrees less than \"twice\" its supplement, we have\r
\n" ); document.write( "\n" ); document.write( "\"alpha=2%28180-alpha%29-12\"\r
\n" ); document.write( "\n" ); document.write( "\"alpha=360-2alpha-12\"\r
\n" ); document.write( "\n" ); document.write( "\"alpha%2B2alpha=348\"\r
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\n" ); document.write( "\n" ); document.write( "\"3alpha=348\"\r
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\n" ); document.write( "\n" ); document.write( "\"alpha=348%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"alpha=116\"°\r
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\n" ); document.write( "\n" ); document.write( "and its supplement is \"180-alpha\"°->\"180-116\"°->\"64\"°\r
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