x^2-10=2x+132

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Solution for x^2-10=2x+132 equation:


Simplifying
x2 + -10 = 2x + 132

Reorder the terms:
-10 + x2 = 2x + 132

Reorder the terms:
-10 + x2 = 132 + 2x

Solving
-10 + x2 = 132 + 2x

Solving for variable 'x'.

Reorder the terms:
-10 + -132 + -2x + x2 = 132 + 2x + -132 + -2x

Combine like terms: -10 + -132 = -142
-142 + -2x + x2 = 132 + 2x + -132 + -2x

Reorder the terms:
-142 + -2x + x2 = 132 + -132 + 2x + -2x

Combine like terms: 132 + -132 = 0
-142 + -2x + x2 = 0 + 2x + -2x
-142 + -2x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
-142 + -2x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '142' to each side of the equation.
-142 + -2x + 142 + x2 = 0 + 142

Reorder the terms:
-142 + 142 + -2x + x2 = 0 + 142

Combine like terms: -142 + 142 = 0
0 + -2x + x2 = 0 + 142
-2x + x2 = 0 + 142

Combine like terms: 0 + 142 = 142
-2x + x2 = 142

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 = 142 + 1

Reorder the terms:
1 + -2x + x2 = 142 + 1

Combine like terms: 142 + 1 = 143
1 + -2x + x2 = 143

Factor a perfect square on the left side:
(x + -1)(x + -1) = 143

Calculate the square root of the right side: 11.958260743

Break this problem into two subproblems by setting 
(x + -1) equal to 11.958260743 and -11.958260743.

Subproblem 1

x + -1 = 11.958260743 Simplifying x + -1 = 11.958260743 Reorder the terms: -1 + x = 11.958260743 Solving -1 + x = 11.958260743 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 = 11.958260743 + 1 Combine like terms: -1 + 1 = 0 0 + x = 11.958260743 + 1 x = 11.958260743 + 1 Combine like terms: 11.958260743 + 1 = 12.958260743 x = 12.958260743 Simplifying x = 12.958260743

Subproblem 2

x + -1 = -11.958260743 Simplifying x + -1 = -11.958260743 Reorder the terms: -1 + x = -11.958260743 Solving -1 + x = -11.958260743 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 = -11.958260743 + 1 Combine like terms: -1 + 1 = 0 0 + x = -11.958260743 + 1 x = -11.958260743 + 1 Combine like terms: -11.958260743 + 1 = -10.958260743 x = -10.958260743 Simplifying x = -10.958260743

Solution

The solution to the problem is based on the solutions from the subproblems. x = {12.958260743, -10.958260743}

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