document.write( "Question 515114: Suppose a triangle has angles defined by the following expressions: angle A = 3x + 27; angle B = 5x - 13; and angle C = 4x + 24. Then the measure of angle B is _______ degrees \n" ); document.write( "
Algebra.Com's Answer #343725 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Suppose a triangle has angles defined by the following expressions: angle A = 3x + 27; angle B = 5x - 13; and angle C = 4x + 24. \n" ); document.write( "---------------- \n" ); document.write( "A + B + C = 180 degrees \n" ); document.write( "3x+27 + 5x-13 + 4x+24 = 180 \n" ); document.write( "12x + 38 = 180 \n" ); document.write( "12x = 142 \n" ); document.write( "x = 11 5/6 \n" ); document.write( "---- \n" ); document.write( "B = 5x-13 = 5(11 5/6) -13 = 46.1667 degrees \n" ); document.write( "======================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Then the measure of angle B is _______ degrees \n" ); document.write( " \n" ); document.write( " |