document.write( "Question 63995: really need help on this one!
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document.write( "Find the solution to the equation: (5/x+5)+(x/x+3)+(1/x^2+8x+15) = 0
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document.write( "the choice of answers given are: {-4,-3} {-5,1) (-8,-2} and empty set \n" );
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Algebra.Com's Answer #44643 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Find the solution to the equation: (5/x+5)+(x/x+3)+(1/x^2+8x+15) = 0 \n" ); document.write( "the choice of answers given are: {-4,-3} {-5,1) (-8,-2} and empty set \n" ); document.write( "--------------------------- \n" ); document.write( "Multiply through be (x+5)(x+3) which is x^2+8x+15, to get: \n" ); document.write( "5(x+3)+x(x+5)+1=0 \n" ); document.write( "5x+15+x^2+5x+1=0 \n" ); document.write( "x^2+10x+16=0 \n" ); document.write( "x=[-10+-sqrt(10^2-4*16)]/2 \n" ); document.write( "x=[-10+-sqrt(36)]/2 \n" ); document.write( "x=[-10+-6]/2 \n" ); document.write( "x=-8 or x=-2 \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |