danoeparfaitozhal2 danoeparfaitozhal2
  • 19-09-2020
  • Mathematics
contestada

the sum of x and -15 is 23

Respuesta :

dnevarez0015
dnevarez0015 dnevarez0015
  • 19-09-2020

Answer: x=38

Step-by-step explanation:

x+(-15)=23

x-15=23

+15  +15

x=38

When there is a positive and negative sign the negative sign cancels the positive sign.

Answer Link
AnjeniCastillo
AnjeniCastillo AnjeniCastillo
  • 19-09-2020

Answer:

38

Step-by-step explanation:

23+15=38 because in order to get 23 from -15 a negative number you need to have 38 to silence the -15.

Answer Link

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