7b+7-6b=9

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Solution for 7b+7-6b=9 equation: 


b in (-oo:+oo)

7*b-(6*b)+7 = 9 // - 9

7*b-(6*b)-9+7 = 0

7*b-6*b-9+7 = 0

b-2 = 0 // + 2

b = 2

b = 2

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