haydensmith7997 haydensmith7997
  • 10-04-2018
  • Mathematics
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How do you determine whether to use substitution or elimination. give an example of a system that you would solve using each method?

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kelsonrdunn kelsonrdunn
  • 10-04-2018
you determine which one to use by seeing which one would be easier

elimination: 5x + 7y = 2
                  -5x + 6y = 6

substitution: y = 9x + 5
                  2y = 7x + 2
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