gguktaeee
gguktaeee gguktaeee
  • 14-01-2019
  • Mathematics
contestada

Solve using linear combination.
y - x = -3
y + x = 3

A) (-3,0)

B) (3,0)

C) (0,3)

D) (0,-3)

Respuesta :

mathecoach
mathecoach mathecoach
  • 14-01-2019

Answer:

y - x = -3

y + x = 3

I + II

2y = 0

y = 0

0 + x = 3 --> x = 3

b) (3, 0)

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