josiedcastillo josiedcastillo

04-09-2020
Mathematics

contestada

plz help please and thank you

plz help please and thank you class=

Respuesta :

BlueOrnage BlueOrnage

04-09-2020

Answer:

(5,-3)

Step-by-step explanation:

9x+2y=39

6x+13y=-9

---------------

117x+26y=507

12x+26y=-18

----------------------

105x=525

x=5

Substitution

9(5)+2y=39

45+2y=39

2y=-6

y=-3

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