btsyare1144 btsyare1144
  • 19-11-2020
  • Mathematics
contestada

y+9-x; use x=1, and y=3

Respuesta :

Аноним Аноним
  • 19-11-2020

Answer:

13

Step-by-step explanation:

because 3+9=12+1=13

Answer Link
maribelosorio4623 maribelosorio4623
  • 19-11-2020
7 because (1)+9-(3)=9
Answer Link

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