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4 votes
Can someone help with -3z - z?!?!? i overthink everything and it makes it real hard to do it.

1 Answer

3 votes

Answer:

- 4z

Explanation:

- 3z - z ← factor out z from each term

= z(- 3 - 1)

=z(- 4)

= - 4z

User Fequiere
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