document.write( "Question 739847: The measure of an angle is 4y°. Find the measure of its supplement
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #451357 by jim_thompson5910(35256) ![]() You can put this solution on YOUR website! Let x = supplment of angle 4y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The two angles must add to 180 since they are supplements, so\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+4y = 180\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+4y-4y = 180-4y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+0y = 180-4y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+0 = 180-4y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 180-4y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = -4y + 180\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the final answer is -4y + 180 \n" ); document.write( " |