Respuesta :

texaschic101

Answer:

add 9

Step-by-step explanation:

x^2 - 6x = 1

now take half of ur x term coefficient and square it

-6 / 2 = -3.....-3^2 = 9

so we add 9 to both sides

x^2 - 6x + 9 = 1 + 9

(x - 3)^2 = 10

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