Respuesta :

choixongdong
3x^2+27x+60=0
3(x^2 + 9x + 20) = 0
3(x + 4)(x + 5) = 0
x + 4 = 0; x = -4
x + 5 = 0; x = -5

answer
solutions:
x = -5 and x = -4

Answer:

I'm four years into the future :o

Step-by-step explanation:

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