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Harlamova29_29 [7]
3 years ago
11

Fwe points whats x? x+21=99?? injoy anyone wan cht

Mathematics
2 answers:
damaskus [11]3 years ago
7 0

Answer:

x = 78

Step-by-step explanation:

x+21 = 99

Subtract 21 from each side

x+21-21 =99-21

x = 78

umka21 [38]3 years ago
5 0

Answer:

The answer is 78

Step-by-step explanation:

99-78=21

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