document.write( "Question 82350: how do you solve this equation by completing the sqaure? \n" );
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Algebra.Com's Answer #58991 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve this equation by completing the sqaure: \n" ); document.write( "x^2+6x-40=0 \n" ); document.write( "x^2+6x+9-40-9=0 \n" ); document.write( "(x+3)^2=49 \n" ); document.write( "x+3 = 7 or x+3 = -7 \n" ); document.write( "x=4 or x=-10 \n" ); document.write( "=========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |