document.write( "Question 879740: x+4=-4/x\r
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document.write( "Multiply everything by the LCD which x
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document.write( "x(x+4)= x(-4/x)
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document.write( "x^2+4x = -4
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document.write( "Add 4 to both sides of the equation
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document.write( "x^2+4x+4=-4+4
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document.write( "x^2+4x+4=0
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document.write( "Factor into two binomials
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document.write( "(x+2)(x+2)
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document.write( "set both equal to 0 and solve for x
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document.write( "x+2 =0 x+2=0
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document.write( "in both equation subtract 2 on both sides
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document.write( "x+2-2=0-2
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document.write( "x= -2
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document.write( "x+2-2=0-2
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document.write( "x= -2
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document.write( "Therefore x= -2 \n" );
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Algebra.Com's Answer #531051 by BigToosie(32)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " |