yesmynameisbob yesmynameisbob

20-01-2021
Mathematics

contestada

__ + 15 - 15 = 21
what is the blank number

Respuesta :

20-01-2021

Answer:

Step-by-step explanation:

21 is the blank number as +15 and -15 cancels out

Answer Link

20-01-2021

Answer:

the answer is 21

Step-by-step explanation:

Answer Link

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