document.write( "Question 1010099: sqrt(8x+49)-sqrt(2x+28)=3 \n" ); document.write( "
Algebra.Com's Answer #625564 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( " \"sqrt%288x%2B49%29-sqrt%282x%2B28%29=3+\"\r
\n" ); document.write( "\n" ); document.write( " \"%28sqrt%288x%2B49%29-sqrt%282x%2B28%29%29%5E2=3%5E2+\"\r
\n" ); document.write( "\n" ); document.write( " \r
\n" ); document.write( "\n" ); document.write( "\"8x%2B49-2sqrt%28%282x%2B28%29%288x%2B49%29%29%2B2x%2B28=9+\"\r
\n" ); document.write( "\n" ); document.write( "\"10x%2B77-2sqrt%28%282x%2B28%29%288x%2B49%29%29=9+\"\r
\n" ); document.write( "\n" ); document.write( "\"10x%2B77-9=2sqrt%28%282x%2B28%29%288x%2B49%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"10x%2B68=2sqrt%28%282x%2B28%29%288x%2B49%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"%2810x%2B68%29%5E2=%282sqrt%28%282x%2B28%29%288x%2B49%29%29%29%5E2+\"\r
\n" ); document.write( "\n" ); document.write( "\"100x%5E2%2B1360x%2B4624=4%2816x%5E2%2B322x%2B1372%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"100x%5E2%2B1360x%2B4624=64x%5E2%2B1288x%2B5488+\"\r
\n" ); document.write( "\n" ); document.write( "\"100x%5E2%2B1360x%2B4624-64x%5E2-1288x-5488=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28100x%5E2-64x%5E2%29%2B%281360x-1288x%29%2B%284624-5488%29=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"36x%5E2%2B72x-864=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"36x%5E2%2F36%2B72x%2F36-864%2F36=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B2x-24=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B6x-4x-24=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x%5E2%2B6x%29-%284x%2B24%29=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"x%28x%2B6%29-4%28x%2B6%29=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x-4%29%28x%2B6%29+=+0\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"x=4\"
\n" ); document.write( "\"x=-6\"\r
\n" ); document.write( "\n" ); document.write( "since \"x=-6\" will make in \"sqrt%288x%2B49%29\" negative radicand which will give us complex zero, we will take only \"highlight%28x=4%29\" as a solution\r
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