tiger600578 tiger600578

04-03-2017
Mathematics

contestada

eliminating possible answer
(1,- 1)
(- 5, 1)
(0, 3)
(- 1,1)

problem
- 5x- 8y=17
2x- 7y=- 17

Respuesta :

Trex111 Trex111

04-03-2017

(-5,1)
-5×-5=25-8 (1)=17
2×-5=-10-7 (1)=-17

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