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miskamm [114]
3 years ago
5

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

Mathematics
2 answers:
saw5 [17]3 years ago
7 0

Answer:

Step-by-step explanation:

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

pickupchik [31]3 years ago
6 0

Answer:

the answer is 21

Step-by-step explanation:

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