Respuesta :

+ 8 then -3

To get this answer identify what operation you are using like addition, subtraction or both. Then see what numbers fit in with the numbers
AnonymousGiantsFan
Your answer is add 8, then subtract 3 because 29 - 21 = 8, so your adding 8, then 29 - ? = 26, the ? is 3, so subtracting 3, so you get add 8, subtract 3.
Glad I could help, and good luck. :)

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