document.write( "Question 302012: 11k-7=4k+21 \n" ); document.write( "
Algebra.Com's Answer #216559 by london maths tutor(243)\"\" \"About 
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11k-7=4k+21
\n" ); document.write( "11k - 4k = 21 + 7
\n" ); document.write( "7k = 28
\n" ); document.write( "k = 28/7
\n" ); document.write( "k = 4
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