document.write( "Question 1021422: show how to solve 3x^2 + 10x = 8 by factoring \n" ); document.write( "
Algebra.Com's Answer #637148 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve 3x^2 + 10x = 8 by factoring \n" ); document.write( "----- \n" ); document.write( "3x^2 + 10x - 8 = 0 \n" ); document.write( "----- \n" ); document.write( "Using the AC Method:: \n" ); document.write( "A*C = 3*-8 = -24 \n" ); document.write( "B = 10 \n" ); document.write( "----- \n" ); document.write( "-2*12 = -24 \n" ); document.write( "-2+12 = 10 \n" ); document.write( "----- \n" ); document.write( "Rewrite the equation:: \n" ); document.write( "3x^2 +12x -2x -8 = 0 \n" ); document.write( "----- \n" ); document.write( "3x(x+4)-2(x+4) = 0 \n" ); document.write( "----- \n" ); document.write( "(x+4)(3x-2) = 0 \n" ); document.write( "----- \n" ); document.write( "x = -4 or x = 2/3 \n" ); document.write( "------------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------- \n" ); document.write( " |