9c^2+4c^2=2c^2

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Solution for 9c^2+4c^2=2c^2 equation: 



9c^2+4c^2=2c^2

We move all terms to the left:

9c^2+4c^2-(2c^2)=0

We add all the numbers together, and all the variables

11c^2=0

a = 11; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·11·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$c=\frac{-b}{2a}=\frac{0}{22}=0$

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