0=-0.2(x+5)(x-5)

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Solution for 0=-0.2(x+5)(x-5) equation: 



0=-0.2(x+5)(x-5)

We move all terms to the left:

0-(-0.2(x+5)(x-5))=0

We add all the numbers together, and all the variables

-(-0.2(x+5)(x-5))=0

We use the square of the difference formula

x^2+25=0

a = 1; b = 0; c = +25;
Δ = b2-4ac
Δ = 02-4·1·25
Δ = -100
Delta is less than zero, so there is no solution for the equation

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