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12. The difference if you subtract -9 from -9
a. - 9
b. 18
C.0
d-18​


Sagot :

question

12. The difference if you subtract -9 from -9

a. - 9

b. 18

C.0

d-18

answer

12.B

Answer:

0

Step-by-step explanation:

(-9)-(-9)=n

Change the sign of the subtrahend and the minus sign to plus

(-9)+(9)=0

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