Respuesta :

Snor1ax

Answer: D) x=-7 and x-1

Step-by-step explanation:

Solve by factoring

x^2+7x+x+7  <-- +1 and +7 add to 8 and multiply to 7

x(x+7)+(x+7)

(x+7)(x+1) = 0

x + 7 = 0

= -7

x + 1 = 0

x = -1

Therefore the solutions are x=-7 and x-1

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