x^2-60x+15=0

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Solution for x^2-60x+15=0 equation:


Simplifying
x2 + -60x + 15 = 0

Reorder the terms:
15 + -60x + x2 = 0

Solving
15 + -60x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-15' to each side of the equation.
15 + -60x + -15 + x2 = 0 + -15

Reorder the terms:
15 + -15 + -60x + x2 = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -60x + x2 = 0 + -15
-60x + x2 = 0 + -15

Combine like terms: 0 + -15 = -15
-60x + x2 = -15

The x term is -60x.  Take half its coefficient (-30).
Square it (900) and add it to both sides.

Add '900' to each side of the equation.
-60x + 900 + x2 = -15 + 900

Reorder the terms:
900 + -60x + x2 = -15 + 900

Combine like terms: -15 + 900 = 885
900 + -60x + x2 = 885

Factor a perfect square on the left side:
(x + -30)(x + -30) = 885

Calculate the square root of the right side: 29.748949561

Break this problem into two subproblems by setting 
(x + -30) equal to 29.748949561 and -29.748949561.

Subproblem 1

x + -30 = 29.748949561 Simplifying x + -30 = 29.748949561 Reorder the terms: -30 + x = 29.748949561 Solving -30 + x = 29.748949561 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + x = 29.748949561 + 30 Combine like terms: -30 + 30 = 0 0 + x = 29.748949561 + 30 x = 29.748949561 + 30 Combine like terms: 29.748949561 + 30 = 59.748949561 x = 59.748949561 Simplifying x = 59.748949561

Subproblem 2

x + -30 = -29.748949561 Simplifying x + -30 = -29.748949561 Reorder the terms: -30 + x = -29.748949561 Solving -30 + x = -29.748949561 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + x = -29.748949561 + 30 Combine like terms: -30 + 30 = 0 0 + x = -29.748949561 + 30 x = -29.748949561 + 30 Combine like terms: -29.748949561 + 30 = 0.251050439 x = 0.251050439 Simplifying x = 0.251050439

Solution

The solution to the problem is based on the solutions from the subproblems. x = {59.748949561, 0.251050439}

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