Respuesta :

Yang100

Answer:

x=1, y=19. (1, 19).

Step-by-step explanation:

-9x+y=10

10x-y=-9

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x=1

10(1)-y=-9

10-y=-9

y=10-(-9)=10+9=19

Legsreaper

Answer: I was kind of confused but here: x=3, y=21. if i am wrong try to be more elaborate and i will try to help