(3x-4)(3x-4)=22

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Solution for (3x-4)(3x-4)=22 equation:


Simplifying
(3x + -4)(3x + -4) = 22

Reorder the terms:
(-4 + 3x)(3x + -4) = 22

Reorder the terms:
(-4 + 3x)(-4 + 3x) = 22

Multiply (-4 + 3x) * (-4 + 3x)
(-4(-4 + 3x) + 3x * (-4 + 3x)) = 22
((-4 * -4 + 3x * -4) + 3x * (-4 + 3x)) = 22
((16 + -12x) + 3x * (-4 + 3x)) = 22
(16 + -12x + (-4 * 3x + 3x * 3x)) = 22
(16 + -12x + (-12x + 9x2)) = 22

Combine like terms: -12x + -12x = -24x
(16 + -24x + 9x2) = 22

Solving
16 + -24x + 9x2 = 22

Solving for variable 'x'.

Reorder the terms:
16 + -22 + -24x + 9x2 = 22 + -22

Combine like terms: 16 + -22 = -6
-6 + -24x + 9x2 = 22 + -22

Combine like terms: 22 + -22 = 0
-6 + -24x + 9x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-2 + -8x + 3x2) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-2 + -8x + 3x2)' equal to zero and attempt to solve: Simplifying -2 + -8x + 3x2 = 0 Solving -2 + -8x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -0.6666666667 + -2.666666667x + x2 = 0 Move the constant term to the right: Add '0.6666666667' to each side of the equation. -0.6666666667 + -2.666666667x + 0.6666666667 + x2 = 0 + 0.6666666667 Reorder the terms: -0.6666666667 + 0.6666666667 + -2.666666667x + x2 = 0 + 0.6666666667 Combine like terms: -0.6666666667 + 0.6666666667 = 0.0000000000 0.0000000000 + -2.666666667x + x2 = 0 + 0.6666666667 -2.666666667x + x2 = 0 + 0.6666666667 Combine like terms: 0 + 0.6666666667 = 0.6666666667 -2.666666667x + x2 = 0.6666666667 The x term is -2.666666667x. Take half its coefficient (-1.333333334). Square it (1.777777780) and add it to both sides. Add '1.777777780' to each side of the equation. -2.666666667x + 1.777777780 + x2 = 0.6666666667 + 1.777777780 Reorder the terms: 1.777777780 + -2.666666667x + x2 = 0.6666666667 + 1.777777780 Combine like terms: 0.6666666667 + 1.777777780 = 2.4444444467 1.777777780 + -2.666666667x + x2 = 2.4444444467 Factor a perfect square on the left side: (x + -1.333333334)(x + -1.333333334) = 2.4444444467 Calculate the square root of the right side: 1.563471921 Break this problem into two subproblems by setting (x + -1.333333334) equal to 1.563471921 and -1.563471921.

Subproblem 1

x + -1.333333334 = 1.563471921 Simplifying x + -1.333333334 = 1.563471921 Reorder the terms: -1.333333334 + x = 1.563471921 Solving -1.333333334 + x = 1.563471921 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + x = 1.563471921 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + x = 1.563471921 + 1.333333334 x = 1.563471921 + 1.333333334 Combine like terms: 1.563471921 + 1.333333334 = 2.896805255 x = 2.896805255 Simplifying x = 2.896805255

Subproblem 2

x + -1.333333334 = -1.563471921 Simplifying x + -1.333333334 = -1.563471921 Reorder the terms: -1.333333334 + x = -1.563471921 Solving -1.333333334 + x = -1.563471921 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.333333334' to each side of the equation. -1.333333334 + 1.333333334 + x = -1.563471921 + 1.333333334 Combine like terms: -1.333333334 + 1.333333334 = 0.000000000 0.000000000 + x = -1.563471921 + 1.333333334 x = -1.563471921 + 1.333333334 Combine like terms: -1.563471921 + 1.333333334 = -0.230138587 x = -0.230138587 Simplifying x = -0.230138587

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.896805255, -0.230138587}

Solution

x = {2.896805255, -0.230138587}

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