Respuesta :

choixongdong

Answer:

x = -5 or x = -2

Step-by-step explanation:

2x^2 + 14x + 20 = 0

2(x^2 + 7x + 10) = 0

2(x+5)(x+2) = 0

x+5 = 0; x = -5

x+2 = 0;x = -2

Answer

x = -5 or x = -2

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