Respuesta :

XxAtomicxX

Step-by-step explanation:

1. Question: x² + 5x -6 =0

Answer: x²+2x+3x-6

x(x+2)-3(x+2)

( x-3) (x+2)

x-3=0. x+2=0

x=3. x=-2

2. Question: n²+16=-8n

Answer: n²+8n+16=0

n²+4n+4n+16

n(n+4)+4(n+4)

(n+4) (n+4)

n+4=0. n+4=0

n=-4. n=-4

hope this helps you

have a great day :)

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