document.write( "Question 43320: Help with this matrix would be much appreciated!\r
\n" ); document.write( "\n" ); document.write( "find and write the linear system corresponding to matrix and solve it\r
\n" ); document.write( "\n" ); document.write( "[1 0 0 | 7 ]
\n" ); document.write( "[0 1 0 | -3 ]
\n" ); document.write( "[0 0 2 | 6 ]
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Algebra.Com's Answer #28349 by psbhowmick(878)\"\" \"About 
You can put this solution on YOUR website!
The matrix you have provided represents the following set of linear equations:
\n" ); document.write( "\"1%2Ax+%2B+0%2Ay+%2B+0%2Az+=+7\" or \"x+=+7\"
\n" ); document.write( "\"0%2Ax+%2B+1%2Ay+%2B+0%2Az+=+-3\" or \"y+=+-3\"
\n" ); document.write( "\"0%2Ax+%2B+0%2Ay+%2B+2%2Az+=+6\" or \"2z+=+6\" or \"z+=+6%2F2+=+3\"\r
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\n" ); document.write( "\n" ); document.write( "Thus we have got the values of unknowns: x = 7, y = -3, z = 3.
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