nyoung1230 nyoung1230

25-09-2020
Mathematics

contestada

What is the sum of 9 and -9? A. -18 B.18 C.0

Respuesta :

25-09-2020

Answer: C. 0

Step-by-step explanation: 9+(-9) is the same thing as 9 - 9 which equals 0.

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hdawkins2148 hdawkins2148

25-09-2020

Answer:

c

Step-by-step explanation:

9 and -9 added together is just 9 subtract 9 so its 0

Answer Link

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