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Mathematics
Fatima Lewis
15 February, 16:09
Simplify 16z^3 + (-21z^3)
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Ali Rodriguez
15 February, 18:19
0
-5z^3
Step-by-step explanation:
1. Positive and negative signs cancel out and the sign would just be minus.
2. Since the z^3 is the same in both 16z^3 and 21^3, you can just add or subtract what you need to.
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