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

Solution for (3+-1x)(3+-1x)=0 equation:

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

Multiply (3 + -1x) * (3 + -1x)
(3(3 + -1x) + -1x * (3 + -1x)) = 0
((3 * 3 + -1x * 3) + -1x * (3 + -1x)) = 0
((9 + -3x) + -1x * (3 + -1x)) = 0
(9 + -3x + (3 * -1x + -1x * -1x)) = 0
(9 + -3x + (-3x + 1x2)) = 0

Combine like terms: -3x + -3x = -6x
(9 + -6x + 1x2) = 0

Solving
9 + -6x + 1x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3 + -1x)(3 + -1x) = 0

Subproblem 1
Set the factor '(3 + -1x)' equal to zero and attempt to solve:

Simplifying
3 + -1x = 0

Solving
3 + -1x = 0

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

Add '-3' to each side of the equation.
3 + -3 + -1x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1x = 0 + -3
-1x = 0 + -3

Combine like terms: 0 + -3 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3
Subproblem 2
Set the factor '(3 + -1x)' equal to zero and attempt to solve:

Simplifying
3 + -1x = 0

Solving
3 + -1x = 0

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

Add '-3' to each side of the equation.
3 + -3 + -1x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1x = 0 + -3
-1x = 0 + -3

Combine like terms: 0 + -3 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3
Solution
x = {3, 3}