x^2-100x+330=0

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Solution for x^2-100x+330=0 equation:


Simplifying
x2 + -100x + 330 = 0

Reorder the terms:
330 + -100x + x2 = 0

Solving
330 + -100x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-330' to each side of the equation.
330 + -100x + -330 + x2 = 0 + -330

Reorder the terms:
330 + -330 + -100x + x2 = 0 + -330

Combine like terms: 330 + -330 = 0
0 + -100x + x2 = 0 + -330
-100x + x2 = 0 + -330

Combine like terms: 0 + -330 = -330
-100x + x2 = -330

The x term is -100x.  Take half its coefficient (-50).
Square it (2500) and add it to both sides.

Add '2500' to each side of the equation.
-100x + 2500 + x2 = -330 + 2500

Reorder the terms:
2500 + -100x + x2 = -330 + 2500

Combine like terms: -330 + 2500 = 2170
2500 + -100x + x2 = 2170

Factor a perfect square on the left side:
(x + -50)(x + -50) = 2170

Calculate the square root of the right side: 46.583258795

Break this problem into two subproblems by setting 
(x + -50) equal to 46.583258795 and -46.583258795.

Subproblem 1

x + -50 = 46.583258795 Simplifying x + -50 = 46.583258795 Reorder the terms: -50 + x = 46.583258795 Solving -50 + x = 46.583258795 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50' to each side of the equation. -50 + 50 + x = 46.583258795 + 50 Combine like terms: -50 + 50 = 0 0 + x = 46.583258795 + 50 x = 46.583258795 + 50 Combine like terms: 46.583258795 + 50 = 96.583258795 x = 96.583258795 Simplifying x = 96.583258795

Subproblem 2

x + -50 = -46.583258795 Simplifying x + -50 = -46.583258795 Reorder the terms: -50 + x = -46.583258795 Solving -50 + x = -46.583258795 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '50' to each side of the equation. -50 + 50 + x = -46.583258795 + 50 Combine like terms: -50 + 50 = 0 0 + x = -46.583258795 + 50 x = -46.583258795 + 50 Combine like terms: -46.583258795 + 50 = 3.416741205 x = 3.416741205 Simplifying x = 3.416741205

Solution

The solution to the problem is based on the solutions from the subproblems. x = {96.583258795, 3.416741205}

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