jsgomezreyes jsgomezreyes

25-09-2020
Mathematics

contestada

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

Respuesta :

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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