(13x-3)(13x+3)=

Solution for (13x-3)(13x+3)= equation:

Simplifying
(13x + -3)(13x + 3) = 0

Reorder the terms:
(-3 + 13x)(13x + 3) = 0

Reorder the terms:
(-3 + 13x)(3 + 13x) = 0

Multiply (-3 + 13x) * (3 + 13x)
(-3(3 + 13x) + 13x * (3 + 13x)) = 0
((3 * -3 + 13x * -3) + 13x * (3 + 13x)) = 0
((-9 + -39x) + 13x * (3 + 13x)) = 0
(-9 + -39x + (3 * 13x + 13x * 13x)) = 0
(-9 + -39x + (39x + 169x2)) = 0

Combine like terms: -39x + 39x = 0
(-9 + 0 + 169x2) = 0
(-9 + 169x2) = 0

Solving
-9 + 169x2 = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '9' to each side of the equation.
-9 + 9 + 169x2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 169x2 = 0 + 9
169x2 = 0 + 9

Combine like terms: 0 + 9 = 9
169x2 = 9

Divide each side by '169'.
x2 = 0.05325443787

Simplifying
x2 = 0.05325443787

Take the square root of each side:
x = {-0.230769231, 0.230769231}