document.write( "Question 390493: solve each equation by completing the square.
\n" ); document.write( "x^2+3x=0
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Algebra.Com's Answer #276880 by richard1234(7193)\"\" \"About 
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Add 9/4 to both sides of the equation:\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2+%2B+3x+%2B+9%2F4+=+9%2F4\" The left-hand side factors as \"%28x+-+3%2F2%29%5E2\", so\r
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\n" ); document.write( "\n" ); document.write( "\"%28x+-+3%2F2%29%5E2+=+9%2F4\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+-+3%2F2+=+0+%2B-+3%2F2\"\r
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\n" ); document.write( "\n" ); document.write( "x = 0 or x = -3
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