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Studentka2010 [4]
3 years ago
8

7.

Mathematics
1 answer:
ra1l [238]3 years ago
5 0

Step-by-step explanation:

if n=5

5-10+9(5)-3

-5+45-3

45-8=37

if n=-9

-9-10+9( -9)-3

-19-81-3=-103

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