2/3-3b=-40/21

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Solution for 2/3-3b=-40/21 equation: 


b in (-oo:+oo)

2/3-(3*b) = -40/21 // + -40/21

2/3-(3*b)-(-40/21) = 0

2/3-3*b+40/21 = 0

18/7-3*b = 0 // - 18/7

-3*b = -18/7 // : -3

b = -18/7/(-3)

b = 6/7

b = 6/7

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