jsgomezreyes jsgomezreyes
  • 25-09-2020
  • Mathematics
contestada

9- (-4) =
14 -9 =
(-4) - (-5) =
-7 - 9 =

Respuesta :

jcherry99
jcherry99 jcherry99
  • 25-09-2020

Answer:

Step-by-step explanation:

9 + 4 = 13 Two minus' make a plus

14-9 = 5     this is just subtraction

-4 + 5 = 1   two minus's make a plus.

-7-9 = -16

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