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jgoodman

  • 3 years ago

Use the substitution method to solve the following system of equations. 4x - y - 3z = -3 x - 2y - 2z = -3 x + y + 3z = -2

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  1. AravindG
    • 3 years ago
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    solve 2 eqns at once

  2. jgoodman
    • 3 years ago
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    I don't understand how to do that..

  3. AravindG
    • 3 years ago
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    i mean solve the first two eqns to eliminate one variable

  4. GeekChic_
    • 3 years ago
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    set up a 3x3 matrix and use Gaussian Elimination with backward sustitution

  5. GeekChic_
    • 3 years ago
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    x=-13/4 y=16/7 z=-1

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