eb535873
eb535873
14-10-2021
Mathematics
contestada
Please help. I don’t understand!
Respuesta :
bizw
bizw
15-10-2021
Answer:
change n with 1, 2, 3 then 4 and calculate them
example when n=3
42-7(3-1)
42-7(2)
42-14
28
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