document.write( "Question 202149: 1-(7/b)=-48b/b^2+7b\r
\n" ); document.write( "\n" ); document.write( "7 is over b\r
\n" ); document.write( "\n" ); document.write( "-48b is over b^2 + 7b
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Algebra.Com's Answer #153898 by MathTherapy(10552)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "\"1-7%2Fb=%28-48b%29%2F%28b%5E2%2B7b%29\" = \"1%2F1-7%2Fb=%28-48b%29%2F%28b%5E2%2B7b%29\"\r
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\n" ); document.write( "\n" ); document.write( "Multiply by LCD (\"b%28b%2B7%29\") \"b%5E2%2B7b-7%28b%2B7%29=-48b\"\r
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\n" ); document.write( "\n" ); document.write( "\"b%5E2%2B7b-7b-49=-48b\"\r
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\n" ); document.write( "\n" ); document.write( "\"b%5E2%2B48b-49=0\"\r
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\n" ); document.write( "\n" ); document.write( "(b + 49)(b – 1) = 0\r
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\n" ); document.write( "\n" ); document.write( "b = \"highlight_green%28-49%29\" or \"highlight_green%281%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28Check%29\": \r
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\n" ); document.write( "\n" ); document.write( "b = - 49
\n" ); document.write( "\"1-7%2Fb+=+%28-48b%29%2F%28b%5E2%2B7b%29\" or \"1%2F1-7%2F-49+=+%28-48%2A-49%29%2F%28-49%5E2%2B7%28-49%29%29\" or \"%28-49-7%29%2F-49=%28-48%2A-49%29%2F%28%28-49%29%5E2-343%29\" \r
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\n" ); document.write( "\n" ); document.write( "\"%28-56%29%2F-49=2352%2F%282401-343%29\" or \"8%2F7=2352%2F2058\" \r
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\n" ); document.write( "\n" ); document.write( "\"8%2F7=8%2F7\" (TRUE)\r
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\n" ); document.write( "\n" ); document.write( "b = 1
\n" ); document.write( "\"1-7%2Fb+=+%28-48b%29%2F%28b%5E2%2B7b%29\" or \"1-7%2F1+=+%28-48%29%2F%281%2B7%29\" or \"1-7+=+%28-48%29%2F8\" \r
\n" ); document.write( "\n" ); document.write( "- 6 = - 6 (TRUE)
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