document.write( "Question 1050260: 4x^2=2x+7 \n" ); document.write( "
Algebra.Com's Answer #665845 by addingup(3677)![]() ![]() You can put this solution on YOUR website! 4x^2=2x+7 \n" ); document.write( "4x^2-2x-7 = 0 \n" ); document.write( "x^2-x/2-7/4 = 0 \n" ); document.write( "x^2-x/2 = 7/4 \n" ); document.write( "Add 1/16 to both sides: \n" ); document.write( "x^2-x/2+1/16 = 29/16 \n" ); document.write( "(x-1/4)^2 = 29/16 \n" ); document.write( "x-1/4 = sqrt(29)/4 or x-1/4 = -sqrt(29)/4 \n" ); document.write( "x = 1/4+sqrt(29)/4 or x = 1/4-sqrt(29)/4 \n" ); document.write( " |