2x^2=5x-3.125=0

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Solution for 2x^2=5x-3.125=0 equation: 



2x^2=5x-3.125=0

We move all terms to the left:

2x^2-(5x-3.125)=0

We get rid of parentheses

2x^2-5x+3.125=0

a = 2; b = -5; c = +3.125;
Δ = b2-4ac
Δ = -52-4·2·3.125
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{5}{4}=1+1/4$

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