mkmmuanfakmashud2516 mkmmuanfakmashud2516
  • 11-11-2020
  • Mathematics
contestada

What is the result of adding these two equations?
4x-4y=-2
-9x-4y=-3

Respuesta :

hydrgn
hydrgn hydrgn
  • 11-11-2020
(4x-4y) + (-9x-4y) = -2 + -3
gather like terms :
4x-9x-4y-4y = -5
-5x-8y = -5
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