14-07-2017
Mathematics

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I need help answering this question, I don't know what the lines mean. (the line between -3 and 2) Thanks

I need help answering this question I dont know what the lines mean the line between 3 and 2 Thanks class=

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choixongdong choixongdong

14-07-2017

-3|16 - 20| + 9 + 3
=-3|-4| + 12
= -3(4) + 12
= -12 + 12
= 0

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