anahimoyao102 anahimoyao102
  • 25-07-2022
  • Mathematics
contestada

the sum of a number increased by three and the number decreased by seven

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driftecook driftecook
  • 25-07-2022

Answer is (n + 3) + (n - 7)

Simplified to 2n - 4

Using “n” for number

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