9x=64+4x^2

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Solution for 9x=64+4x^2 equation: 



9x=64+4x^2

We move all terms to the left:

9x-(64+4x^2)=0

We get rid of parentheses

-4x^2+9x-64=0

a = -4; b = 9; c = -64;
Δ = b2-4ac
Δ = 92-4·(-4)·(-64)
Δ = -943
Delta is less than zero, so there is no solution for the equation

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