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14-01-2020
Mathematics

contestada

In Exercise,solve for x.
x2 + 4x - 5 = 0

Respuesta :

14-01-2020

Answer:

[tex] {x}^{2} + 5x - x - 5 = 0 \\ x(x + 5) - 1(x + 5) = 0 \\ (x + 5)(x - 1) = 0 \\ x = - 5 \: or \: x = 1[/tex]

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