Respuesta :

Answer:

+7

Step-by-step explanation:

Yes it is.

The common difference is +7

wegnerkolmp2741o

Answer:

7

Step-by-step explanation:

To find the common difference, take the second term and subtract the first term

19-12 = 7

Check by subtracting the third term and subtract the second term

26-19 = 7

The common difference is 7

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