document.write( "Question 712174: sqrt(7-2x)-sqrt(x+2)=sqrt(x+5)
\n" ); document.write( "I have completed this problem by isolating and removing the radicals and so on, but I do not think the answer I got is correct. The answer I got was x=10/-3 or x=-1. \n" ); document.write( "

Algebra.Com's Answer #437807 by Edwin McCravy(20056) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "The other tutor solved correctly, but FAILED TO check \r\n" );
document.write( "the two answers he got!  But you MUST CHECK!!!\r\n" );
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document.write( "When you square both sides of an equation, you may get\r\n" );
document.write( "extraneous answers so you MUST check such answers to\r\n" );
document.write( "see if they really are solutions.\r\n" );
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document.write( "Checking \r\n" );
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document.write( "That does not check.  So  is NOT a solution,\r\n" );
document.write( "it is EXTRANEOUS.\r\n" );
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document.write( "Checking -1\r\n" );
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document.write( "So there is just one solution, -1.\r\n" );
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document.write( "Edwin

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