document.write( "Question 1078194: The sum of a number and its square is 30. Find the number(s). \n" ); document.write( "
Algebra.Com's Answer #692676 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The sum of a number and its square is 30. Find the number(s). \n" ); document.write( "----- \n" ); document.write( "Let the number be \"x\":: \n" ); document.write( "Equation: \n" ); document.write( "x + x^2 = 30 \n" ); document.write( "x^2 + x - 30 = 0 \n" ); document.write( "--- \n" ); document.write( "Factor:: \n" ); document.write( "(x-6)(x+5) = 0 \n" ); document.write( "---- \n" ); document.write( "x = 6 or x = -5 \n" ); document.write( "------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------- \n" ); document.write( " \n" ); document.write( " |