document.write( "Question 728546: Find the measure of an angle whose supplement is seven times its complement? \n" ); document.write( "
Algebra.Com's Answer #445489 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Complementary angles add up to \"90\"°, and supplementary angles add up to \"180\"°\r
\n" ); document.write( "\n" ); document.write( "\"alpha%2Bbeta=90\"...=>..\"alpha=90-beta\"\r
\n" ); document.write( "\n" ); document.write( "let angles be \"alpha\" and \"beta\"; \"beta\" is complement to \"alpha\" and vs\r
\n" ); document.write( "\n" ); document.write( "if angle (\"alpha\") whose supplement is seven times its complement \"beta\"\r
\n" ); document.write( "\n" ); document.write( "than we have\r
\n" ); document.write( "\n" ); document.write( "\"alpha%2B7%2Abeta=180\"...substitute \"alpha=90-beta\"\r
\n" ); document.write( "\n" ); document.write( "\"90-beta%2B7%2Abeta=180\"...solve for \"beta\"\r
\n" ); document.write( "\n" ); document.write( "\"6%2Abeta=180-90\"\r
\n" ); document.write( "\n" ); document.write( "\"6%2Abeta=90\"\r
\n" ); document.write( "\n" ); document.write( "\"beta=90%2F6\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28beta=15%29\"\r
\n" ); document.write( "\n" ); document.write( "now find \"alpha\"\r
\n" ); document.write( "\n" ); document.write( "\"alpha=90-15\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28alpha=75%29\"\r
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