-b-5+7b=13

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Solution for -b-5+7b=13 equation:


b in (-oo:+oo)

7*b-b-5 = 13 // - 13

7*b-b-13-5 = 0

6*b-18 = 0 // + 18

6*b = 18 // : 6

b = 18/6

b = 3

b = 3

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