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Answered

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What is the sum of | 12 | and | 9 |?​

Sagot :

cnguyen949

Answer:

21

Step-by-step explanation:

The symbols around the numbers are just absolute value signs, they do not affect positive numbers.

annank2000

Answer:

21

Step-by-step explanation:

Module's cannot be negative, so |12|+|9|= 21, no change in the equation. If you had |-12|+|-9|, the answer would be the same, since modules cannot be negative. 12+9 = 21

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