document.write( "Question 311567: Two angles are supplementary. One angle is 15° more than three times the other angle. Find the measures of the angles. (Let x and y represent the angles.) \n" ); document.write( "
Algebra.Com's Answer #222865 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! x=3y+15 \n" ); document.write( "x+y=180 \n" ); document.write( "(3y+15)+y=180 \n" ); document.write( "3y+15+y=180 \n" ); document.write( "4y=180-15 \n" ); document.write( "4y=165 \n" ); document.write( "y=165/4 \n" ); document.write( "41.25 degrees for the smaller angle. \n" ); document.write( "x=3*41.25+15 \n" ); document.write( "x=138.75 ans. for the larger angle. \n" ); document.write( "Proof: \n" ); document.write( "41.25+138.75=180 \n" ); document.write( "180=180 \n" ); document.write( " |