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Mathematics, 14.01.2021 18:00 Bg88860709

On Friday, Debby borrowed $10 from her sister. The next day, she paid
back $5 to her sister. On Monday, she
borrowed $4 more. Which number
sentence describes the amount Debby
owes her sister?
A
-10 + 5 + -4 = 9
B
10-5 + -4 = -1
с
-10 + 5--4 = -1
D
10+ -5 + -4 = 1

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