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dorkkk

  • 3 years ago

solve the following matrix (see drawing)

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  1. dorkkk
    • 3 years ago
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    |dw:1358823262514:dw|

  2. alanli123
    • 3 years ago
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    y = 3x-2 3= 2y +x then solve like any regular 2 var system

  3. kirbykirby
    • 3 years ago
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    If they want you to do row operations, then you can rearrange your equations to line up the x's and the y's: 3x - y=2 x + 2y=3 Which corresponds to the augmented matrix:|dw:1358823560410:dw|

  4. dorkkk
    • 3 years ago
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    what do i do after this?

  5. dorkkk
    • 3 years ago
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    am i trying to cancel out?

  6. kirbykirby
    • 3 years ago
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    You try to get a leading one in the first column/first row. This corresponds to :|dw:1358823963063:dw|

  7. dorkkk
    • 3 years ago
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    can i switch rows?

  8. kirbykirby
    • 3 years ago
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    yes absolutely! :)

  9. dorkkk
    • 3 years ago
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    awesome, thanks! :D

  10. kirbykirby
    • 3 years ago
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    np =]

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