cel7
cel7
15-09-2017
Mathematics
contestada
Solve 1/5(15b-7)=3b-9
Respuesta :
hughess
hughess
15-09-2017
1/5(15b-7)=3b-9
3b-1 1/5=3b-9
-3b +1 1/5
---------------------
b=-7 4/5
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