Hey there! I'm happy to help!
This symbol is an <u>absolute value</u> symbol. It means that we are looking for that number's distance from 0. There is no such thing as a negative distance; the distances are all positive, so both ∣9∣ and ∣-9∣ have a value of 9.
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The answer should be 16 M
The most accurate "estimation" for 5+4 is um... 9
three, twelve, five, and six
Answer:127 pages of paper
Step-by-step explanation:
18 times 7