x^2-6x+121=180

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Solution for x^2-6x+121=180 equation:


Simplifying
x2 + -6x + 121 = 180

Reorder the terms:
121 + -6x + x2 = 180

Solving
121 + -6x + x2 = 180

Solving for variable 'x'.

Reorder the terms:
121 + -180 + -6x + x2 = 180 + -180

Combine like terms: 121 + -180 = -59
-59 + -6x + x2 = 180 + -180

Combine like terms: 180 + -180 = 0
-59 + -6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '59' to each side of the equation.
-59 + -6x + 59 + x2 = 0 + 59

Reorder the terms:
-59 + 59 + -6x + x2 = 0 + 59

Combine like terms: -59 + 59 = 0
0 + -6x + x2 = 0 + 59
-6x + x2 = 0 + 59

Combine like terms: 0 + 59 = 59
-6x + x2 = 59

The x term is -6x.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6x + 9 + x2 = 59 + 9

Reorder the terms:
9 + -6x + x2 = 59 + 9

Combine like terms: 59 + 9 = 68
9 + -6x + x2 = 68

Factor a perfect square on the left side:
(x + -3)(x + -3) = 68

Calculate the square root of the right side: 8.246211251

Break this problem into two subproblems by setting 
(x + -3) equal to 8.246211251 and -8.246211251.

Subproblem 1

x + -3 = 8.246211251 Simplifying x + -3 = 8.246211251 Reorder the terms: -3 + x = 8.246211251 Solving -3 + x = 8.246211251 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 8.246211251 + 3 Combine like terms: -3 + 3 = 0 0 + x = 8.246211251 + 3 x = 8.246211251 + 3 Combine like terms: 8.246211251 + 3 = 11.246211251 x = 11.246211251 Simplifying x = 11.246211251

Subproblem 2

x + -3 = -8.246211251 Simplifying x + -3 = -8.246211251 Reorder the terms: -3 + x = -8.246211251 Solving -3 + x = -8.246211251 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = -8.246211251 + 3 Combine like terms: -3 + 3 = 0 0 + x = -8.246211251 + 3 x = -8.246211251 + 3 Combine like terms: -8.246211251 + 3 = -5.246211251 x = -5.246211251 Simplifying x = -5.246211251

Solution

The solution to the problem is based on the solutions from the subproblems. x = {11.246211251, -5.246211251}

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