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-   -   Solve using the elimination method (https://www.askmehelpdesk.com/showthread.php?t=456767)

  • Mar 10, 2010, 06:24 PM
    tlmbmw05
    solve using the elimination method
    solve using the elimination method and if the system is no solution or an infinite number x + 9y = 79 -7x + 9y = 23
  • Mar 10, 2010, 10:24 PM
    Unknown008

    Subtract the second equation from the first:

    Code:
      x + 9y = 79
    -7x + 9y = 23 -
     8x + 0  = 56
    Can you continue?

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