9x^2-12x+9=5x-4x^2

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Solution for 9x^2-12x+9=5x-4x^2 equation: 



9x^2-12x+9=5x-4x^2

We move all terms to the left:

9x^2-12x+9-(5x-4x^2)=0

We get rid of parentheses

9x^2+4x^2-5x-12x+9=0

We add all the numbers together, and all the variables

13x^2-17x+9=0

a = 13; b = -17; c = +9;
Δ = b2-4ac
Δ = -172-4·13·9
Δ = -179
Delta is less than zero, so there is no solution for the equation

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