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zlopas [31]
4 years ago
12

Please simplify these expressions

Mathematics
2 answers:
oksano4ka [1.4K]4 years ago
8 0
-70r+80
-16n-62


:)))))))
Oksana_A [137]4 years ago
5 0

10( - 2 - 9r) + 10(10 + 2r) =  - 70r + 80 \\ 2(7n - 10) - 6(5n + 7) =  - 16n - 62
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