Respuesta :

ARKRose

Answer:

X-2

Step-by-step explanation:

1 -1 -7 1 6

O -1 2 5 -6

1 -2 -5 6 0

+1

1 -1 -7 1 6

0 1 0 -7 -6

1 0 -7 -6 0

-1

1 -1 -7 1 6

0 2 2 10

1 1 5

-2

1 -1 -7 1 6

0 -2 6 -2 -2

1 -3 -1 1 4

+2

Between +2and -2 demos

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