lanyja
lanyja
10-01-2016
Mathematics
contestada
39=1 3/10b what will be the answer show work
Respuesta :
siblings123
siblings123
10-01-2016
1 3/10·b=39
(1·10+3)·b/10=39
13b/10=39
13b=39·10
13b=390|:13
b=30
Answer: 30
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