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Homework Help: Simultaneous Equations

  1. Oct 4, 2009 #1
    1. The problem statement, all variables and given/known data

    Eq 1: (4.5 - V1)/470 = V1/680 + (V1-V2)/330

    Eq 2: (V1-V2)/330 = V2/100 + (V2+7)/1000
  2. jcsd
  3. Oct 4, 2009 #2


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    Show your work.
  4. Oct 4, 2009 #3


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    The equations use two variables to the first power. Clear the fractions using lowest common denominators , then simplify the equations. You only have two equations and two unknowns. Use either elimination or substitution.
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