document.write( "Question 386751: Find two supplementary angles with measures (2p + 9)° and (3p - 4)° \n" ); document.write( "
Algebra.Com's Answer #273345 by armstrkl(28)![]() ![]() You can put this solution on YOUR website! Definition of supplementary - 2 angles with a sum of 180 degrees. \n" ); document.write( "----- \n" ); document.write( "Therefore:\r \n" ); document.write( "\n" ); document.write( "(2P+9)+ (3p-4) = 180\r \n" ); document.write( "\n" ); document.write( "5p + 5 = 180\r \n" ); document.write( "\n" ); document.write( "5p = 175\r \n" ); document.write( "\n" ); document.write( "p = 35 \n" ); document.write( "----- \n" ); document.write( "To find the angle measures, plug in 35. \n" ); document.write( "2p+9 = 2(35) + 9 = 79 \n" ); document.write( "3p-4 = 3(35) - 4 = 101 \n" ); document.write( "----- \n" ); document.write( "Check: \n" ); document.write( "101 + 79 = 180 :) \n" ); document.write( " |