document.write( "Question 1052967: 1. Solve the system of equations below. Show all work!
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document.write( " 2x + y – z = 5
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document.write( " 2x + 8y + 4z = 32
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document.write( "30x + 12y – 4z = 24
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document.write( "Answer:
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Algebra.Com's Answer #668264 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Do it like this. \n" ); document.write( "--- \n" ); document.write( "email via the TY note to check your work. \n" ); document.write( "================= \n" ); document.write( ". \n" ); document.write( "On Cramer's rule for solving systems of 3 equations in 3 unknowns see the lessons\r \n" ); document.write( "\n" ); document.write( " - Determinant of a 3x3 matrix \r \n" ); document.write( "\n" ); document.write( " - Co-factoring the determinant of a 3x3 matrix \r \n" ); document.write( "\n" ); document.write( " - HOW TO solve system of linear equations in three unknowns using determinant (Cramer's rule)\r \n" ); document.write( "\n" ); document.write( " - Solving systems of linear equations in three unknowns using determinant (Cramer's rule)\r \n" ); document.write( "\n" ); document.write( " - Solving word problems by reducing to systems of linear equations in three unknowns\r \n" ); document.write( "\n" ); document.write( "in this site.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, you have this free of charge online textbook in ALGEBRA-II in this site\r \n" ); document.write( "\n" ); document.write( " - ALGEBRA-II - YOUR ONLINE TEXTBOOK.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \n" ); document.write( " \"3x3-Matrices, determinants, Cramer's rule for systems in three unknowns\" \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |