2x=x*x+9

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Solution for 2x=x*x+9 equation: 



2x=x*x+9

We move all terms to the left:

2x-(x*x+9)=0

We get rid of parentheses

2x-x*x-9=0

Wy multiply elements

-1x^2+2x-9=0

a = -1; b = 2; c = -9;
Δ = b2-4ac
Δ = 22-4·(-1)·(-9)
Δ = -32
Delta is less than zero, so there is no solution for the equation

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