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  • 03-04-2019
  • Mathematics
contestada

Solve for x. x2 + 7x + 10 = 0

Respuesta :

Аноним Аноним
  • 03-04-2019

Answer:

x = -2, -5.

Step-by-step explanation:

x^2 + 7x + 10 = 0

Note that 2*5 = 10 and 2 + 5 = 7 so the factors are:

(x + 2)(x + 5) = 0

x + 2 = 0 gives x = -2

x + 5 = 0 gives x = -5.

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