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2 votes
Please help me solve

Please help me solve-example-1

2 Answers

7 votes

when ever you see two negatives you have to add them. Which would make your answer 7 because you have to move up 8 points from -1. And also, -(- mean your adding them together. if you think about it look like a addition sign.

User Javier Ferrero
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6.3k points
4 votes

the answer is positive 8

User Mrousavy
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6.4k points