document.write( "Question 272109:
\n" ); document.write( "find two supplementary angles such that the first angle is 9 times the second.
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Algebra.Com's Answer #199151 by oberobic(2304)\"\" \"About 
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x = 1st angle
\n" ); document.write( "y = 2nd angle
\n" ); document.write( "x = 9y :: given
\n" ); document.write( "x + y = 180 :: given
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\n" ); document.write( "substituting for x = 9y
\n" ); document.write( "9y + y = 180
\n" ); document.write( "10y = 180
\n" ); document.write( "y = 18
\n" ); document.write( "x = 9y = 9(18) = 162
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\n" ); document.write( "checking...
\n" ); document.write( "x + y = 162 + 18 = 180
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\n" ); document.write( "Answer:
\n" ); document.write( "x = 162
\n" ); document.write( "y = 18
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