document.write( "Question 97158: 7k - 8 + 2(k+12) = 52 \n" ); document.write( "
Algebra.Com's Answer #70745 by anjali_yamini(27)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( " 7k - 8 + 2(k + 12) = 52\r
\n" ); document.write( "\n" ); document.write( " 7k - 8 + 2k + 24 = 52\r
\n" ); document.write( "\n" ); document.write( " 7k + 2k +24 - 8 = 52\r
\n" ); document.write( "\n" ); document.write( " 9k + 16 = 52\r
\n" ); document.write( "\n" ); document.write( " 9k = 52 - 16 \r
\n" ); document.write( "\n" ); document.write( " 9k = 36\r
\n" ); document.write( "\n" ); document.write( " k = 36/9\r
\n" ); document.write( "\n" ); document.write( " k = 4\r
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\n" ); document.write( "\n" ); document.write( " check :\r
\n" ); document.write( "\n" ); document.write( " 7*4 - 8 + 2( 4 + 12)\r
\n" ); document.write( "\n" ); document.write( " = 28 - 8 + 2 * 16\r
\n" ); document.write( "\n" ); document.write( " = 20 + 32 \r
\n" ); document.write( "\n" ); document.write( " = 52
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