2.5=x-x2

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Solution for 2.5=x-x2 equation: 



2.5=x-x2

We move all terms to the left:

2.5-(x-x2)=0

We add all the numbers together, and all the variables

-(+x-1x^2)+2.5=0

We get rid of parentheses

1x^2-x+2.5=0

We add all the numbers together, and all the variables

x^2-1x+2.5=0

a = 1; b = -1; c = +2.5;
Δ = b2-4ac
Δ = -12-4·1·2.5
Δ = -9
Delta is less than zero, so there is no solution for the equation

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