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The table shows the total number of cookies in n boxes. Which rule fits the table?

Class 6Rules and Formulas with VariablesAlgebra
  • An + 4
  • B
  • Cn + 5
  • D

Step-by-Step Solution

Totals go 5, 10, 15, 20: always 5 times the number of boxes. Check : for it gives 6, not 10. gives 9 for . So the rule is .
Answer: D)

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