document.write( "Question 147475: ok I have tried this problem and I get to the end and cant seem to finish! What Am I doing wrong Help\r
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\n" ); document.write( "\n" ); document.write( "directions say solve rational equations and also andy restrictions that applies to the variables\r
\n" ); document.write( "\n" ); document.write( "x+4=-5
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\n" ); document.write( "\n" ); document.write( "I got x.x+x.4/x=-5x\r
\n" ); document.write( "\n" ); document.write( " x^2 + 4 = -5x
\n" ); document.write( " x^2 +5x+4= 0
\n" ); document.write( " (x )(x ) I cant seem to get past this Thanks
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Algebra.Com's Answer #107860 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"x%2B4%2Fx=-5\" Start with the given equation.\r
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\n" ); document.write( "\n" ); document.write( "\"x%28x%29%2Bcross%28x%29%284%2Fcross%28x%29%29=-5x\" Multiply every term by the LCD x.\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B4=-5x\" Multiply and simplify.\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B4%2B5x=0\" Add 5x to both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B5x%2B4=0\" Rearrange the terms.\r
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\n" ); document.write( "\n" ); document.write( "Notice we have a quadratic equation in the form of \"ax%5E2%2Bbx%2Bc\" where \"a=1\", \"b=5\", and \"c=4\"\r
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\n" ); document.write( "\n" ); document.write( "Let's use the quadratic formula to solve for x\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4ac+%29%29%2F%282a%29\" Start with the quadratic formula\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%285%29+%2B-+sqrt%28+%285%29%5E2-4%281%29%284%29+%29%29%2F%282%281%29%29\" Plug in \"a=1\", \"b=5\", and \"c=4\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-5+%2B-+sqrt%28+25-4%281%29%284%29+%29%29%2F%282%281%29%29\" Square \"5\" to get \"25\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-5+%2B-+sqrt%28+25-16+%29%29%2F%282%281%29%29\" Multiply \"4%281%29%284%29\" to get \"16\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-5+%2B-+sqrt%28+9+%29%29%2F%282%281%29%29\" Subtract \"16\" from \"25\" to get \"9\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-5+%2B-+sqrt%28+9+%29%29%2F%282%29\" Multiply \"2\" and \"1\" to get \"2\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-5+%2B-+3%29%2F%282%29\" Take the square root of \"9\" to get \"3\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-5+%2B+3%29%2F%282%29\" or \"x+=+%28-5+-+3%29%2F%282%29\" Break up the expression. \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-2%29%2F%282%29\" or \"x+=++%28-8%29%2F%282%29\" Combine like terms. \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+-1\" or \"x+=+-4\" Simplify. \r
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\n" ); document.write( "\n" ); document.write( "So our answers are \"x+=+-1\" or \"x+=+-4\" \r
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