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Shkiper50 [21]
3 years ago
14

Please helpppppp.....

Mathematics
1 answer:
Arturiano [62]3 years ago
6 0

Answer:

1. 1/2(3n-5)

2. -13

Step-by-step explanation:

1. 1/2(3n-5)

2. 1/2(-21-5)

1/2(-26)

1/2x-26

-13

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