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trapecia [35]
3 years ago
8

2x (x + 4) -12x if x=-3

Mathematics
1 answer:
Likurg_2 [28]3 years ago
7 0

Answer:

x=-3

Step-by-step explanation:

2x (x + 4) -12x

2×-3(-3+4)-12×-3

-6(1)+36

30

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