7b+3=-18+4b

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Solution for 7b+3=-18+4b equation:


b in (-oo:+oo)

7*b+3 = 4*b-18 // - 4*b-18

7*b-(4*b)+3+18 = 0

7*b-4*b+3+18 = 0

3*b+21 = 0 // - 21

3*b = -21 // : 3

b = -21/3

b = -7

b = -7

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