(2-2x)(2-2x)=9

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Solution for (2-2x)(2-2x)=9 equation:


Simplifying
(2 + -2x)(2 + -2x) = 9

Multiply (2 + -2x) * (2 + -2x)
(2(2 + -2x) + -2x * (2 + -2x)) = 9
((2 * 2 + -2x * 2) + -2x * (2 + -2x)) = 9
((4 + -4x) + -2x * (2 + -2x)) = 9
(4 + -4x + (2 * -2x + -2x * -2x)) = 9
(4 + -4x + (-4x + 4x2)) = 9

Combine like terms: -4x + -4x = -8x
(4 + -8x + 4x2) = 9

Solving
4 + -8x + 4x2 = 9

Solving for variable 'x'.

Reorder the terms:
4 + -9 + -8x + 4x2 = 9 + -9

Combine like terms: 4 + -9 = -5
-5 + -8x + 4x2 = 9 + -9

Combine like terms: 9 + -9 = 0
-5 + -8x + 4x2 = 0

Factor a trinomial.
(-1 + -2x)(5 + -2x) = 0

Subproblem 1

Set the factor '(-1 + -2x)' equal to zero and attempt to solve: Simplifying -1 + -2x = 0 Solving -1 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2x = 0 + 1 -2x = 0 + 1 Combine like terms: 0 + 1 = 1 -2x = 1 Divide each side by '-2'. x = -0.5 Simplifying x = -0.5

Subproblem 2

Set the factor '(5 + -2x)' equal to zero and attempt to solve: Simplifying 5 + -2x = 0 Solving 5 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2x = 0 + -5 -2x = 0 + -5 Combine like terms: 0 + -5 = -5 -2x = -5 Divide each side by '-2'. x = 2.5 Simplifying x = 2.5

Solution

x = {-0.5, 2.5}

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