x+x+x^2=182

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Solution for x+x+x^2=182 equation:


Simplifying
x + x + x2 = 182

Combine like terms: x + x = 2x
2x + x2 = 182

Solving
2x + x2 = 182

Solving for variable 'x'.

Reorder the terms:
-182 + 2x + x2 = 182 + -182

Combine like terms: 182 + -182 = 0
-182 + 2x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '182' to each side of the equation.
-182 + 2x + 182 + x2 = 0 + 182

Reorder the terms:
-182 + 182 + 2x + x2 = 0 + 182

Combine like terms: -182 + 182 = 0
0 + 2x + x2 = 0 + 182
2x + x2 = 0 + 182

Combine like terms: 0 + 182 = 182
2x + x2 = 182

The x term is 2x.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2x + 1 + x2 = 182 + 1

Reorder the terms:
1 + 2x + x2 = 182 + 1

Combine like terms: 182 + 1 = 183
1 + 2x + x2 = 183

Factor a perfect square on the left side:
(x + 1)(x + 1) = 183

Calculate the square root of the right side: 13.527749258

Break this problem into two subproblems by setting 
(x + 1) equal to 13.527749258 and -13.527749258.

Subproblem 1

x + 1 = 13.527749258 Simplifying x + 1 = 13.527749258 Reorder the terms: 1 + x = 13.527749258 Solving 1 + x = 13.527749258 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 13.527749258 + -1 Combine like terms: 1 + -1 = 0 0 + x = 13.527749258 + -1 x = 13.527749258 + -1 Combine like terms: 13.527749258 + -1 = 12.527749258 x = 12.527749258 Simplifying x = 12.527749258

Subproblem 2

x + 1 = -13.527749258 Simplifying x + 1 = -13.527749258 Reorder the terms: 1 + x = -13.527749258 Solving 1 + x = -13.527749258 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -13.527749258 + -1 Combine like terms: 1 + -1 = 0 0 + x = -13.527749258 + -1 x = -13.527749258 + -1 Combine like terms: -13.527749258 + -1 = -14.527749258 x = -14.527749258 Simplifying x = -14.527749258

Solution

The solution to the problem is based on the solutions from the subproblems. x = {12.527749258, -14.527749258}

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