12=-2.7t^2+6.5t

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Solution for 12=-2.7t^2+6.5t equation: 



12=-2.7t^2+6.5t

We move all terms to the left:

12-(-2.7t^2+6.5t)=0

We get rid of parentheses

2.7t^2-6.5t+12=0

a = 2.7; b = -6.5; c = +12;
Δ = b2-4ac
Δ = -6.52-4·2.7·12
Δ = -87.35
Delta is less than zero, so there is no solution for the equation

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