document.write( "Question 630210: Solve this system of equations \r
\n" ); document.write( "\n" ); document.write( "5x+5y-4z=6
\n" ); document.write( "15x+15y-12z=8
\n" ); document.write( "2x-5y+5z=4\r
\n" ); document.write( "\n" ); document.write( "A. there is one solution the solution is (, , )
\n" ); document.write( "type exact answers in simplified form\r
\n" ); document.write( "\n" ); document.write( "B. there are infinitely many solutions the solutions are ? where z is any real number\r
\n" ); document.write( "\n" ); document.write( "C. There is no solution\r
\n" ); document.write( "\n" ); document.write( "Screenshot of question here http://oi46.tinypic.com/20toscy.jpg \n" ); document.write( "
Algebra.Com's Answer #396811 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
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document.write( "Hi,
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document.write( "5x+5y-4z=6
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document.write( " 15x+15y-12z=8
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document.write( " 2x-5y+5z=4 
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document.write( "checking the value of the Determinant:
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document.write( "D =  =\"%28matrix%283%2C3%2C5%2C5%2C-4%2C15%2C15%2C-12%2C2%2C-5%2C5%29%29\"
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document.write( " = 0
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document.write( "C. There is no solution \n" );
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