runascripter runascripter
  • 16-04-2021
  • Mathematics
contestada

-12 + ( ) = 9 whats the missing number

Respuesta :

fnej
fnej fnej
  • 16-04-2021

Answer:

The missing number is 21

Step-by-step explanation:

-12 + x = 9

x = 9 + 12

x = 21

Answer Link
enigma007
enigma007 enigma007
  • 16-04-2021

Answer:

21

Step-by-step explanation:

let X = ( )

-12 + X = 9

X = 9 + 12

X = 21

Answer Link

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