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valentinak56 [21]
3 years ago
10

30 – 2x = x2 – 6x + 9 0 = x2 – 4x – 21 0 = (x + 3)(x – 7)

Mathematics
1 answer:
Setler79 [48]3 years ago
8 0
X = {-3, 7} hope this helps
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