document.write( "Question 480850: an angle is 15 more than the other. if their average is added to both angles they would be supplementary. find the measure of the angles.. \n" ); document.write( "
Algebra.Com's Answer #329266 by mananth(16946)\"\" \"About 
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x
\n" ); document.write( "x+15\r
\n" ); document.write( "\n" ); document.write( "average = (x+x+15)/2= (2x+15)/2\r
\n" ); document.write( "\n" ); document.write( "(2x+15)/2+x+(2x+15)/2+(x+15)=180\r
\n" ); document.write( "\n" ); document.write( "(4x+30)/2 +2x+15=180\r
\n" ); document.write( "\n" ); document.write( "((4x+30)+4x)/2=180-15\r
\n" ); document.write( "\n" ); document.write( "((4x+30)+4x)/2=165\r
\n" ); document.write( "\n" ); document.write( "((4x+30)+4x)=330
\n" ); document.write( "8x+30=330
\n" ); document.write( "8x=300
\n" ); document.write( "x=37.5 \r
\n" ); document.write( "\n" ); document.write( "37.5deg & 52.5 deg are the angles
\n" ); document.write( "m.ananth@hotmail.ca\r
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