x^2-33x-270=0

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Solution for x^2-33x-270=0 equation:


Simplifying
x2 + -33x + -270 = 0

Reorder the terms:
-270 + -33x + x2 = 0

Solving
-270 + -33x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '270' to each side of the equation.
-270 + -33x + 270 + x2 = 0 + 270

Reorder the terms:
-270 + 270 + -33x + x2 = 0 + 270

Combine like terms: -270 + 270 = 0
0 + -33x + x2 = 0 + 270
-33x + x2 = 0 + 270

Combine like terms: 0 + 270 = 270
-33x + x2 = 270

The x term is -33x.  Take half its coefficient (-16.5).
Square it (272.25) and add it to both sides.

Add '272.25' to each side of the equation.
-33x + 272.25 + x2 = 270 + 272.25

Reorder the terms:
272.25 + -33x + x2 = 270 + 272.25

Combine like terms: 270 + 272.25 = 542.25
272.25 + -33x + x2 = 542.25

Factor a perfect square on the left side:
(x + -16.5)(x + -16.5) = 542.25

Calculate the square root of the right side: 23.286262044

Break this problem into two subproblems by setting 
(x + -16.5) equal to 23.286262044 and -23.286262044.

Subproblem 1

x + -16.5 = 23.286262044 Simplifying x + -16.5 = 23.286262044 Reorder the terms: -16.5 + x = 23.286262044 Solving -16.5 + x = 23.286262044 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '16.5' to each side of the equation. -16.5 + 16.5 + x = 23.286262044 + 16.5 Combine like terms: -16.5 + 16.5 = 0.0 0.0 + x = 23.286262044 + 16.5 x = 23.286262044 + 16.5 Combine like terms: 23.286262044 + 16.5 = 39.786262044 x = 39.786262044 Simplifying x = 39.786262044

Subproblem 2

x + -16.5 = -23.286262044 Simplifying x + -16.5 = -23.286262044 Reorder the terms: -16.5 + x = -23.286262044 Solving -16.5 + x = -23.286262044 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '16.5' to each side of the equation. -16.5 + 16.5 + x = -23.286262044 + 16.5 Combine like terms: -16.5 + 16.5 = 0.0 0.0 + x = -23.286262044 + 16.5 x = -23.286262044 + 16.5 Combine like terms: -23.286262044 + 16.5 = -6.786262044 x = -6.786262044 Simplifying x = -6.786262044

Solution

The solution to the problem is based on the solutions from the subproblems. x = {39.786262044, -6.786262044}

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