reelarflemxq
reelarflemxq
12-10-2016
Mathematics
contestada
Solve 7b 3 - 4b = 3 - 3 (b 4)
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nobillionaireNobley
nobillionaireNobley
13-10-2016
7b + 3 - 4b = 3 - 3(b + 4)
3b + 3 = 3 - 3b - 12
3b + 3b = 3 - 12 - 3 = -12
6b = -12
b = -12/6 = -2
b = -2
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