2b(4-3b)=5

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Solution for 2b(4-3b)=5 equation: 



2b(4-3b)=5

We move all terms to the left:

2b(4-3b)-(5)=0

We add all the numbers together, and all the variables

2b(-3b+4)-5=0

We multiply parentheses

-6b^2+8b-5=0

a = -6; b = 8; c = -5;
Δ = b2-4ac
Δ = 82-4·(-6)·(-5)
Δ = -56
Delta is less than zero, so there is no solution for the equation

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