document.write( "Question 951090: the ratio of the measures of two supplementary angles is 7:2 . find the value of x and the measures of each angle
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Algebra.Com's Answer #580829 by edjones(8007)\"\" \"About 
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Let x and y be the 2 angles.
\n" ); document.write( "x+y=180
\n" ); document.write( "7x=2y
\n" ); document.write( "x=2y/7
\n" ); document.write( "2y/7 + y = 180
\n" ); document.write( "2y+7y=1260
\n" ); document.write( "9y=1260
\n" ); document.write( "y=140
\n" ); document.write( "x=280/7=40
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\n" ); document.write( "Ed
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