7b-1+3b=29

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Solution for 7b-1+3b=29 equation: 


b in (-oo:+oo)

7*b+3*b-1 = 29 // - 29

7*b+3*b-29-1 = 0

10*b-30 = 0 // + 30

10*b = 30 // : 10

b = 30/10

b = 3

b = 3

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