(3+x)(3-x)=180

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Solution for (3+x)(3-x)=180 equation: 



(3+x)(3-x)=180

We move all terms to the left:

(3+x)(3-x)-(180)=0

We add all the numbers together, and all the variables

(x+3)(-1x+3)-180=0

We multiply parentheses ..

(-1x^2+3x-3x+9)-180=0

We get rid of parentheses

-1x^2+3x-3x+9-180=0

We add all the numbers together, and all the variables

-1x^2-171=0

a = -1; b = 0; c = -171;
Δ = b2-4ac
Δ = 02-4·(-1)·(-171)
Δ = -684
Delta is less than zero, so there is no solution for the equation

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