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7 + 7 + (-1) = ? A. 16 B. 10 C. 13 D. 7
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Jan 19, 2019
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7 + 7 + (-1) = ?
A. 16
B. 10
C. 13
D. 7
Mathematics
college
Tdhsmith
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Hi there!
The answer is C. 13
Step by step:
7 + 7 + (- 1) =
Work out the parentheses.
7 + 7 - 1 =
Now add up
14 - 1 =
Finally subtract
13
Slal
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Jan 19, 2019
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Slal
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7 + 7 + (-1)
7 + 7 - 1
13
Hope this helps :)
Barlas Apaydin
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Jan 22, 2019
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Barlas Apaydin
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