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

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


Simplifying
(x + 2)(x + -3) = (x + 3) * 2

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

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

Multiply (2 + x) * (-3 + x)
(2(-3 + x) + x(-3 + x)) = (x + 3) * 2
((-3 * 2 + x * 2) + x(-3 + x)) = (x + 3) * 2
((-6 + 2x) + x(-3 + x)) = (x + 3) * 2
(-6 + 2x + (-3 * x + x * x)) = (x + 3) * 2
(-6 + 2x + (-3x + x2)) = (x + 3) * 2

Combine like terms: 2x + -3x = -1x
(-6 + -1x + x2) = (x + 3) * 2

Reorder the terms:
-6 + -1x + x2 = (3 + x) * 2

Reorder the terms for easier multiplication:
-6 + -1x + x2 = 2(3 + x)
-6 + -1x + x2 = (3 * 2 + x * 2)
-6 + -1x + x2 = (6 + 2x)

Solving
-6 + -1x + x2 = 6 + 2x

Solving for variable 'x'.

Reorder the terms:
-6 + -6 + -1x + -2x + x2 = 6 + 2x + -6 + -2x

Combine like terms: -6 + -6 = -12
-12 + -1x + -2x + x2 = 6 + 2x + -6 + -2x

Combine like terms: -1x + -2x = -3x
-12 + -3x + x2 = 6 + 2x + -6 + -2x

Reorder the terms:
-12 + -3x + x2 = 6 + -6 + 2x + -2x

Combine like terms: 6 + -6 = 0
-12 + -3x + x2 = 0 + 2x + -2x
-12 + -3x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
-12 + -3x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '12' to each side of the equation.
-12 + -3x + 12 + x2 = 0 + 12

Reorder the terms:
-12 + 12 + -3x + x2 = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -3x + x2 = 0 + 12
-3x + x2 = 0 + 12

Combine like terms: 0 + 12 = 12
-3x + x2 = 12

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = 12 + 2.25

Reorder the terms:
2.25 + -3x + x2 = 12 + 2.25

Combine like terms: 12 + 2.25 = 14.25
2.25 + -3x + x2 = 14.25

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = 14.25

Calculate the square root of the right side: 3.774917218

Break this problem into two subproblems by setting 
(x + -1.5) equal to 3.774917218 and -3.774917218.

Subproblem 1

x + -1.5 = 3.774917218 Simplifying x + -1.5 = 3.774917218 Reorder the terms: -1.5 + x = 3.774917218 Solving -1.5 + x = 3.774917218 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = 3.774917218 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = 3.774917218 + 1.5 x = 3.774917218 + 1.5 Combine like terms: 3.774917218 + 1.5 = 5.274917218 x = 5.274917218 Simplifying x = 5.274917218

Subproblem 2

x + -1.5 = -3.774917218 Simplifying x + -1.5 = -3.774917218 Reorder the terms: -1.5 + x = -3.774917218 Solving -1.5 + x = -3.774917218 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.5' to each side of the equation. -1.5 + 1.5 + x = -3.774917218 + 1.5 Combine like terms: -1.5 + 1.5 = 0.0 0.0 + x = -3.774917218 + 1.5 x = -3.774917218 + 1.5 Combine like terms: -3.774917218 + 1.5 = -2.274917218 x = -2.274917218 Simplifying x = -2.274917218

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.274917218, -2.274917218}

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