document.write( "Question 251005: I need help with this equation... Can you please help me?? & can you please do it step by step??? thank you!!\r
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Algebra.Com's Answer #182775 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"log%28%28n%2B2%29%29+%2B+log%28%288%29%29+=+log%28%28n%5E2+%2B+7n+%2B+10%29%29\"\r\n" );
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document.write( "Factor the right side:\r\n" );
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document.write( "\"log%28%28n%2B2%29%29+%2B+log%28%288%29%29+=+log%28%28%28n%2B2%29%28n%2B5%29%29%29\"\r\n" );
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document.write( "Use this principle to rewrite the right side: \"log%28%28AB%29%29=log%28%28A%29%29%2Blog%28%28B%29%29\"\r\n" );
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document.write( "\"log%28%28n%2B2%29%29+%2B+log%28%288%29%29+=+log%28%28n%2B2%29%29%2Blog%28%28n%2B5%29%29%29\"\r\n" );
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document.write( "Subtract \"log%28%28n%2B2%29%29\" from both sides.\r\n" );
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document.write( "\"+log%28%288%29%29++=+log%28%28n%2B5%29%29\"\r\n" );
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document.write( "Use the principle:  \"log%28%28A%29%29=log%28%28B%29%29\" is equivalent to \"A=B\"\r\n" );
document.write( "to remove the single logs in front of both sides of the equation:\r\n" );
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document.write( "\"8+=+n%2B5\"\r\n" );
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document.write( "\"n+=+3\"\r\n" );
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document.write( "However we must check it in the ORIGINAL equation to\r\n" );
document.write( "make sure it is a solution:\r\n" );
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document.write( "\"log%28%283%2B2%29%29+%2B+log%28%288%29%29+=+log%28%283%5E2+%2B+7%283%29+%2B+10%29%29\"\r\n" );
document.write( "\"log%28%285%29%29+%2B+log%28%288%29%29+=+log%28%28%289+%2B+21+%2B+10%29%29%29\" \r\n" );
document.write( "\"log%28%285%29%29+%2B+log%28%288%29%29+=+log%28%2840%29%29\"\r\n" );
document.write( "Use this principle to rewrite the left side:\"log%28%28AB%29%29=log%28%28A%29%29%2Blog%28%28B%29%29\"\r\n" );
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document.write( "\"log%28%285%2A8%29%29=log%28%2840%29%29\"\r\n" );
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document.write( "\"log%28%2840%29%29=log%28%2840%29%29\"\r\n" );
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document.write( "It checks.\r\n" );
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document.write( "Edwin
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