1 Answer

Josep Espasa · Answer 1 · 2020-06-26T01:08:01+0000

Answer:

4

Explanation:

5 times 12 plus unknown is 80 so 80 divided by 5 is the sum of 12 + unknown number. So 80 divided by 5 is 16. 12 plus unknown is 16 so the unknown number is 4.

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