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12-02-2021
Mathematics

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3(x+7)^2=27 solve using square roots or by factoring

Respuesta :

12-02-2021

Answer:

Step-by-step explanation:

3(x+7)² = 27

(x+7)² = 9

x+7 = ±√9 = ±3

x = -7±3 = -4, -10

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