naomiip831
naomiip831
11-10-2017
Mathematics
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(5+2b)+(7b-5)= helpppp!!!!!!!!!!
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choixongdong
choixongdong
11-10-2017
(5+2b)+(7b-5)= 9b
hope it helps
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Аноним
Аноним
11-10-2017
[tex] (5+2b)+(7b-5)[/tex]
[tex]5+2b+7b-5 [/tex]
[tex](5-5)+(2b+7b) [/tex]
[tex]= 9b [/tex]
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