(x-2)-(x-1)(3-2x)=3(x+3)(x-3)+25

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Solution for (x-2)-(x-1)(3-2x)=3(x+3)(x-3)+25 equation:


Simplifying
(x + -2) + -1(x + -1)(3 + -2x) = 3(x + 3)(x + -3) + 25

Reorder the terms:
(-2 + x) + -1(x + -1)(3 + -2x) = 3(x + 3)(x + -3) + 25

Remove parenthesis around (-2 + x)
-2 + x + -1(x + -1)(3 + -2x) = 3(x + 3)(x + -3) + 25

Reorder the terms:
-2 + x + -1(-1 + x)(3 + -2x) = 3(x + 3)(x + -3) + 25

Multiply (-1 + x) * (3 + -2x)
-2 + x + -1(-1(3 + -2x) + x(3 + -2x)) = 3(x + 3)(x + -3) + 25
-2 + x + -1((3 * -1 + -2x * -1) + x(3 + -2x)) = 3(x + 3)(x + -3) + 25
-2 + x + -1((-3 + 2x) + x(3 + -2x)) = 3(x + 3)(x + -3) + 25
-2 + x + -1(-3 + 2x + (3 * x + -2x * x)) = 3(x + 3)(x + -3) + 25
-2 + x + -1(-3 + 2x + (3x + -2x2)) = 3(x + 3)(x + -3) + 25

Combine like terms: 2x + 3x = 5x
-2 + x + -1(-3 + 5x + -2x2) = 3(x + 3)(x + -3) + 25
-2 + x + (-3 * -1 + 5x * -1 + -2x2 * -1) = 3(x + 3)(x + -3) + 25
-2 + x + (3 + -5x + 2x2) = 3(x + 3)(x + -3) + 25

Reorder the terms:
-2 + 3 + x + -5x + 2x2 = 3(x + 3)(x + -3) + 25

Combine like terms: -2 + 3 = 1
1 + x + -5x + 2x2 = 3(x + 3)(x + -3) + 25

Combine like terms: x + -5x = -4x
1 + -4x + 2x2 = 3(x + 3)(x + -3) + 25

Reorder the terms:
1 + -4x + 2x2 = 3(3 + x)(x + -3) + 25

Reorder the terms:
1 + -4x + 2x2 = 3(3 + x)(-3 + x) + 25

Multiply (3 + x) * (-3 + x)
1 + -4x + 2x2 = 3(3(-3 + x) + x(-3 + x)) + 25
1 + -4x + 2x2 = 3((-3 * 3 + x * 3) + x(-3 + x)) + 25
1 + -4x + 2x2 = 3((-9 + 3x) + x(-3 + x)) + 25
1 + -4x + 2x2 = 3(-9 + 3x + (-3 * x + x * x)) + 25
1 + -4x + 2x2 = 3(-9 + 3x + (-3x + x2)) + 25

Combine like terms: 3x + -3x = 0
1 + -4x + 2x2 = 3(-9 + 0 + x2) + 25
1 + -4x + 2x2 = 3(-9 + x2) + 25
1 + -4x + 2x2 = (-9 * 3 + x2 * 3) + 25
1 + -4x + 2x2 = (-27 + 3x2) + 25

Reorder the terms:
1 + -4x + 2x2 = -27 + 25 + 3x2

Combine like terms: -27 + 25 = -2
1 + -4x + 2x2 = -2 + 3x2

Solving
1 + -4x + 2x2 = -2 + 3x2

Solving for variable 'x'.

Reorder the terms:
1 + 2 + -4x + 2x2 + -3x2 = -2 + 3x2 + 2 + -3x2

Combine like terms: 1 + 2 = 3
3 + -4x + 2x2 + -3x2 = -2 + 3x2 + 2 + -3x2

Combine like terms: 2x2 + -3x2 = -1x2
3 + -4x + -1x2 = -2 + 3x2 + 2 + -3x2

Reorder the terms:
3 + -4x + -1x2 = -2 + 2 + 3x2 + -3x2

Combine like terms: -2 + 2 = 0
3 + -4x + -1x2 = 0 + 3x2 + -3x2
3 + -4x + -1x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
3 + -4x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-3 + 4x + x2 = 0

Move the constant term to the right:

Add '3' to each side of the equation.
-3 + 4x + 3 + x2 = 0 + 3

Reorder the terms:
-3 + 3 + 4x + x2 = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 4x + x2 = 0 + 3
4x + x2 = 0 + 3

Combine like terms: 0 + 3 = 3
4x + x2 = 3

The x term is 4x.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4x + 4 + x2 = 3 + 4

Reorder the terms:
4 + 4x + x2 = 3 + 4

Combine like terms: 3 + 4 = 7
4 + 4x + x2 = 7

Factor a perfect square on the left side:
(x + 2)(x + 2) = 7

Calculate the square root of the right side: 2.645751311

Break this problem into two subproblems by setting 
(x + 2) equal to 2.645751311 and -2.645751311.

Subproblem 1

x + 2 = 2.645751311 Simplifying x + 2 = 2.645751311 Reorder the terms: 2 + x = 2.645751311 Solving 2 + x = 2.645751311 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 2.645751311 + -2 Combine like terms: 2 + -2 = 0 0 + x = 2.645751311 + -2 x = 2.645751311 + -2 Combine like terms: 2.645751311 + -2 = 0.645751311 x = 0.645751311 Simplifying x = 0.645751311

Subproblem 2

x + 2 = -2.645751311 Simplifying x + 2 = -2.645751311 Reorder the terms: 2 + x = -2.645751311 Solving 2 + x = -2.645751311 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -2.645751311 + -2 Combine like terms: 2 + -2 = 0 0 + x = -2.645751311 + -2 x = -2.645751311 + -2 Combine like terms: -2.645751311 + -2 = -4.645751311 x = -4.645751311 Simplifying x = -4.645751311

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.645751311, -4.645751311}

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