84=27x-3x2

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Solution for 84=27x-3x2 equation: 



84=27x-3x^2

We move all terms to the left:

84-(27x-3x^2)=0

We get rid of parentheses

3x^2-27x+84=0

a = 3; b = -27; c = +84;
Δ = b2-4ac
Δ = -272-4·3·84
Δ = -279
Delta is less than zero, so there is no solution for the equation

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