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soldier1979 [14.2K]
3 years ago
11

PLEASE HELP ASAP!! and can u show how u got ur answer

Mathematics
1 answer:
qaws [65]3 years ago
6 0
The answer is 18.First you figure out how much plus 3 equals 21, 18 plus 3 equals 21...Hope that helped im not that good at explaining.            : /
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