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madam [21]
3 years ago
15

-3z = -21 Help me pliss

Mathematics
2 answers:
Basile [38]3 years ago
8 0
Answer: z= 7
Work: -21/-3=7
Agata [3.3K]3 years ago
8 0
-3z÷ -3. -21÷ -3. by subtracts
z= 7
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