document.write( "Question 850208: Find the value of k for which the system of equations
\n" ); document.write( " x - 2y + z = 7
\n" ); document.write( " 2x + y - 3z = b
\n" ); document.write( " x + y + kz = 4
\n" ); document.write( "does not have a unique solution.
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Algebra.Com's Answer #512021 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
what is b? \n" ); document.write( "
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