4-7b+2b=16/9

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Solution for 4-7b+2b=16/9 equation: 


b in (-oo:+oo)

2*b-(7*b)+4 = 16/9 // - 16/9

2*b-(7*b)-(16/9)+4 = 0

2*b-7*b-16/9+4 = 0

20/9-5*b = 0 // - 20/9

-5*b = -20/9 // : -5

b = -20/9/(-5)

b = 4/9

b = 4/9

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