inverses   4 videos

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  Additive and Multiplicative Inverses

  Algebra Pre-Algebra

  How to find additive and multiplicative inverses.

  additive inverse multiplicative inverse product sum
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  Inverse Variation

  Algebra Linear Equations and Their Graphs

  How to tell if two variables vary inversely.

  inverse variation constant of variation product rule for inverse variation
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  Solving Systems of Equations using Elimination

  Algebra Solving Systems of Equations

  How to solve a system of equations using elimination.

  system of equations coefficient elimination additive inverse
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  Solving Systems using Matrices

  Algebra Solving Systems of Equations

  How to use matrices to solve a system of equations.

  matrix coefficient matrix inverse matrix system of equations