document.write( "Question 330485: Need help with the problem below.Thanks in advance.
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document.write( "Systems of Equations
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document.write( "Solve the following problems for X and Y in these two system equations, and for X and Y and Z, in these three system equations. \r
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document.write( "X+10Y+Z=52.....5X+Y+4Z=15.....X+2y-3Z=12..... X=? Y=? Z=?
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Algebra.Com's Answer #237028 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! [A][x]=[b] \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "[A]= \n" ); document.write( "[b]= \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "det[A]= \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "[A]inv= \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "[x]=[A]inv[b]= |