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3 years ago

15

-3z = -21 Help me pliss

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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