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anonymous

  • one year ago

Use a graphing calculator or spreadsheet software to solve 4x + y + z = 1 8x – 4y – 7z = 2 5y + 9z = 3 using matrices.

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  1. Directrix
    • one year ago
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    I used this online Program: To solve a system of linear equations by Matrix solution online http://onlinemschool.com/math/assistance/equation/matr/ The matrix solution is explained. The answers to the system are given. Try it and post what you get, okay.

  2. Directrix
    • one year ago
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    @happyturtle3

  3. jim_thompson5910
    • one year ago
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    the linear algebra toolkit http://www.math.odu.edu/~bogacki/lat/ shows you how to solve this using row reductions. Let me know if you need help on working the website

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