document.write( "Question 531695: How do I solve for x in these equations?\r
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document.write( "-7=x^2-8x\r
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document.write( "10=2x^2+5x+13 \n" );
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Algebra.Com's Answer #350555 by oberobic(2304)![]() ![]() ![]() You can put this solution on YOUR website! -7=x^2-8x \n" ); document.write( "x^2-8x=-7 \n" ); document.write( "x^2-8x +7 = 0 \n" ); document.write( "(x-1)(x-7) = 0 \n" ); document.write( "x = 1 or 7 \n" ); document.write( " \n" ); document.write( ". \n" ); document.write( "10 = 2x^2+5x+13 \n" ); document.write( "2x^2+5x+13=10 \n" ); document.write( "2x^2 +5x +3 = 0 \n" ); document.write( "(2x+3)(x+1) = 0 \n" ); document.write( "x = -1 or -3/2\r \n" ); document.write( "\n" ); document.write( " |