deolusocean deolusocean

23-03-2022
Mathematics

contestada

| negative 9 | + | 12 | = what
a. negative 3
b. 3
c.negative 21
d.21
pleaz help might make brainliest

Respuesta :

rbartlow2806 rbartlow2806

23-03-2022

Answer:

21 (but see note)

Step-by-step explanation:

I am thinking you are showing the symbols for absolute values ( the vertical lines) so the absolute value of negative 9 is 9 and absolute value of positive 12 is 12 so it's just 9+12

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