document.write( "Question 1109713: Solve the system.
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document.write( "5x + 5y – 4z = 13
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document.write( "5x + 3y + z = –3
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document.write( "3x – 2y – z = –10
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Algebra.Com's Answer #724700 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Solve the system. \n" ); document.write( "5x + 5y – 4z = 13 \n" ); document.write( "5x + 3y + z = –3 \n" ); document.write( "3x – 2y – z = –10 \n" ); document.write( "------------------- \n" ); document.write( "Add eqns 2 & 3 \n" ); document.write( "--- \n" ); document.write( "Multiply the 2nd eqn by 4 and add to the 1st eqn. \n" ); document.write( "z is eliminated, leaving 2 eqns in x & y. \n" ); document.write( "Can you do the rest? \n" ); document.write( " |