document.write( "Question 504250: An angle is 12 degrees less than one half of its supplement. Find the supplement. \n" ); document.write( "
Algebra.Com's Answer #339550 by oberobic(2304)![]() ![]() ![]() You can put this solution on YOUR website! a + 12 = 1/2s \n" ); document.write( "2a + 24 = s \n" ); document.write( ". \n" ); document.write( "a + s = 180 \n" ); document.write( "s = 180 -a \n" ); document.write( ". \n" ); document.write( "2a + 24 = 180 -a \n" ); document.write( "3a = 156 \n" ); document.write( "a = 52 \n" ); document.write( ". \n" ); document.write( "s = 180-52 \n" ); document.write( "s = 128 \n" ); document.write( ". \n" ); document.write( "Check \n" ); document.write( ". \n" ); document.write( "Does a + 12 = 1/2s? \n" ); document.write( "a+12 = 52 + 12 = 64 \n" ); document.write( "1/2s = 1/2*128 = 64 \n" ); document.write( "OK \n" ); document.write( ". \n" ); document.write( "Answer: The supplement is 128 degrees. \n" ); document.write( ". \n" ); document.write( "Done. \n" ); document.write( " |