x^2=36x+3600

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Solution for x^2=36x+3600 equation:


Simplifying
x2 = 36x + 3600

Reorder the terms:
x2 = 3600 + 36x

Solving
x2 = 3600 + 36x

Solving for variable 'x'.

Reorder the terms:
-3600 + -36x + x2 = 3600 + 36x + -3600 + -36x

Reorder the terms:
-3600 + -36x + x2 = 3600 + -3600 + 36x + -36x

Combine like terms: 3600 + -3600 = 0
-3600 + -36x + x2 = 0 + 36x + -36x
-3600 + -36x + x2 = 36x + -36x

Combine like terms: 36x + -36x = 0
-3600 + -36x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '3600' to each side of the equation.
-3600 + -36x + 3600 + x2 = 0 + 3600

Reorder the terms:
-3600 + 3600 + -36x + x2 = 0 + 3600

Combine like terms: -3600 + 3600 = 0
0 + -36x + x2 = 0 + 3600
-36x + x2 = 0 + 3600

Combine like terms: 0 + 3600 = 3600
-36x + x2 = 3600

The x term is -36x.  Take half its coefficient (-18).
Square it (324) and add it to both sides.

Add '324' to each side of the equation.
-36x + 324 + x2 = 3600 + 324

Reorder the terms:
324 + -36x + x2 = 3600 + 324

Combine like terms: 3600 + 324 = 3924
324 + -36x + x2 = 3924

Factor a perfect square on the left side:
(x + -18)(x + -18) = 3924

Calculate the square root of the right side: 62.641839053

Break this problem into two subproblems by setting 
(x + -18) equal to 62.641839053 and -62.641839053.

Subproblem 1

x + -18 = 62.641839053 Simplifying x + -18 = 62.641839053 Reorder the terms: -18 + x = 62.641839053 Solving -18 + x = 62.641839053 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18' to each side of the equation. -18 + 18 + x = 62.641839053 + 18 Combine like terms: -18 + 18 = 0 0 + x = 62.641839053 + 18 x = 62.641839053 + 18 Combine like terms: 62.641839053 + 18 = 80.641839053 x = 80.641839053 Simplifying x = 80.641839053

Subproblem 2

x + -18 = -62.641839053 Simplifying x + -18 = -62.641839053 Reorder the terms: -18 + x = -62.641839053 Solving -18 + x = -62.641839053 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '18' to each side of the equation. -18 + 18 + x = -62.641839053 + 18 Combine like terms: -18 + 18 = 0 0 + x = -62.641839053 + 18 x = -62.641839053 + 18 Combine like terms: -62.641839053 + 18 = -44.641839053 x = -44.641839053 Simplifying x = -44.641839053

Solution

The solution to the problem is based on the solutions from the subproblems. x = {80.641839053, -44.641839053}

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