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olya-2409 [2.1K]
3 years ago
15

3n - 2 + 5n, when n = 4

Mathematics
2 answers:
laila [671]3 years ago
8 0

Answer:

12 - 2 = 10 + 20 = 30

Already simplified it.

stiv31 [10]3 years ago
6 0

Answer:

30

Step-by-step explanation:

3n-2+5n=8n-2

8(4)-2=32-2=30

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