-16x^2+52x=42.25

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Solution for -16x^2+52x=42.25 equation: 



-16x^2+52x=42.25

We move all terms to the left:

-16x^2+52x-(42.25)=0

We add all the numbers together, and all the variables

-16x^2+52x-42.25=0

a = -16; b = 52; c = -42.25;
Δ = b2-4ac
Δ = 522-4·(-16)·(-42.25)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-52}{-32}=1+5/8$

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