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-3x(3x-8)=27
We move all terms to the left:
-3x(3x-8)-(27)=0
We multiply parentheses
-9x^2+24x-27=0
a = -9; b = 24; c = -27;
Δ = b2-4ac
Δ = 242-4·(-9)·(-27)
Δ = -396
Delta is less than zero, so there is no solution for the equation
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