document.write( "Question 824874: supplementary angle of an angle is 9/4times its complementary angle. Find the measure of the supplementary angle. \n" ); document.write( "
Algebra.Com's Answer #498817 by LinnW(1048)![]() ![]() You can put this solution on YOUR website! x = angle \n" ); document.write( "(90 - x) = complement \n" ); document.write( "(180 - x) = supplement \n" ); document.write( "(180 - x) = (9/4)(90 - x) \n" ); document.write( " 180 - x = 810/4 - (9/4)x \n" ); document.write( "multiply each side by 4 \n" ); document.write( "4(180 - x) = 810 - 9x \n" ); document.write( "720 - 4x = 810 - 9x \n" ); document.write( "add 5x to each side \n" ); document.write( "720 + 5x = 810 \n" ); document.write( "subtract 720 from each side \n" ); document.write( " 5x = 90 \n" ); document.write( "divide each side by 5 \n" ); document.write( " x = 18 \n" ); document.write( " \n" ); document.write( " |