7.5625=6+10x-16x^2

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Solution for 7.5625=6+10x-16x^2 equation: 



7.5625=6+10x-16x^2

We move all terms to the left:

7.5625-(6+10x-16x^2)=0

We get rid of parentheses

16x^2-10x-6+7.5625=0

We add all the numbers together, and all the variables

16x^2-10x+1.5625=0

a = 16; b = -10; c = +1.5625;
Δ = b2-4ac
Δ = -102-4·16·1.5625
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{10}{32}=5/16$

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