x^2-117x=2916

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Solution for x^2-117x=2916 equation:


Simplifying
x2 + -117x = 2916

Reorder the terms:
-117x + x2 = 2916

Solving
-117x + x2 = 2916

Solving for variable 'x'.

Reorder the terms:
-2916 + -117x + x2 = 2916 + -2916

Combine like terms: 2916 + -2916 = 0
-2916 + -117x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '2916' to each side of the equation.
-2916 + -117x + 2916 + x2 = 0 + 2916

Reorder the terms:
-2916 + 2916 + -117x + x2 = 0 + 2916

Combine like terms: -2916 + 2916 = 0
0 + -117x + x2 = 0 + 2916
-117x + x2 = 0 + 2916

Combine like terms: 0 + 2916 = 2916
-117x + x2 = 2916

The x term is -117x.  Take half its coefficient (-58.5).
Square it (3422.25) and add it to both sides.

Add '3422.25' to each side of the equation.
-117x + 3422.25 + x2 = 2916 + 3422.25

Reorder the terms:
3422.25 + -117x + x2 = 2916 + 3422.25

Combine like terms: 2916 + 3422.25 = 6338.25
3422.25 + -117x + x2 = 6338.25

Factor a perfect square on the left side:
(x + -58.5)(x + -58.5) = 6338.25

Calculate the square root of the right side: 79.613127058

Break this problem into two subproblems by setting 
(x + -58.5) equal to 79.613127058 and -79.613127058.

Subproblem 1

x + -58.5 = 79.613127058 Simplifying x + -58.5 = 79.613127058 Reorder the terms: -58.5 + x = 79.613127058 Solving -58.5 + x = 79.613127058 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '58.5' to each side of the equation. -58.5 + 58.5 + x = 79.613127058 + 58.5 Combine like terms: -58.5 + 58.5 = 0.0 0.0 + x = 79.613127058 + 58.5 x = 79.613127058 + 58.5 Combine like terms: 79.613127058 + 58.5 = 138.113127058 x = 138.113127058 Simplifying x = 138.113127058

Subproblem 2

x + -58.5 = -79.613127058 Simplifying x + -58.5 = -79.613127058 Reorder the terms: -58.5 + x = -79.613127058 Solving -58.5 + x = -79.613127058 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '58.5' to each side of the equation. -58.5 + 58.5 + x = -79.613127058 + 58.5 Combine like terms: -58.5 + 58.5 = 0.0 0.0 + x = -79.613127058 + 58.5 x = -79.613127058 + 58.5 Combine like terms: -79.613127058 + 58.5 = -21.113127058 x = -21.113127058 Simplifying x = -21.113127058

Solution

The solution to the problem is based on the solutions from the subproblems. x = {138.113127058, -21.113127058}

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