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2 votes
Pls please help me ASAP!!!

Pls please help me ASAP!!!-example-1
User Matsolof
by
5.5k points

1 Answer

2 votes

Answer:

z = 0

Explanation:

3 (z + 7) = 21

3z + 21 = 21

3z = 0

z = 0

User Josep
by
6.1k points