Mathematics
Mathematics, 25.08.2019 16:30, donaldpartee1

Iam thinking of a number. when it is increasd by 7, it equals 21. what is my number
a. n=28
b. n=14
c. n=7
d. n=147

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Do you know the correct answer?
Iam thinking of a number. when it is increasd by 7, it equals 21. what is my number
a. n=28

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