lankforda26 lankforda26
  • 20-12-2021
  • Mathematics
contestada

Solve for x.

x2 + 4x - 21 = 0

Respuesta :

maddie1989
maddie1989 maddie1989
  • 20-12-2021
2x + 4x - 21 = 0
6x - 21 = 0
6x = 21
x=3.5
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