45x-x^2-6=0

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Solution for 45x-x^2-6=0 equation:


Simplifying
45x + -1x2 + -6 = 0

Reorder the terms:
-6 + 45x + -1x2 = 0

Solving
-6 + 45x + -1x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
6 + -45x + x2 = 0

Move the constant term to the right:

Add '-6' to each side of the equation.
6 + -45x + -6 + x2 = 0 + -6

Reorder the terms:
6 + -6 + -45x + x2 = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -45x + x2 = 0 + -6
-45x + x2 = 0 + -6

Combine like terms: 0 + -6 = -6
-45x + x2 = -6

The x term is -45x.  Take half its coefficient (-22.5).
Square it (506.25) and add it to both sides.

Add '506.25' to each side of the equation.
-45x + 506.25 + x2 = -6 + 506.25

Reorder the terms:
506.25 + -45x + x2 = -6 + 506.25

Combine like terms: -6 + 506.25 = 500.25
506.25 + -45x + x2 = 500.25

Factor a perfect square on the left side:
(x + -22.5)(x + -22.5) = 500.25

Calculate the square root of the right side: 22.366269246

Break this problem into two subproblems by setting 
(x + -22.5) equal to 22.366269246 and -22.366269246.

Subproblem 1

x + -22.5 = 22.366269246 Simplifying x + -22.5 = 22.366269246 Reorder the terms: -22.5 + x = 22.366269246 Solving -22.5 + x = 22.366269246 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '22.5' to each side of the equation. -22.5 + 22.5 + x = 22.366269246 + 22.5 Combine like terms: -22.5 + 22.5 = 0.0 0.0 + x = 22.366269246 + 22.5 x = 22.366269246 + 22.5 Combine like terms: 22.366269246 + 22.5 = 44.866269246 x = 44.866269246 Simplifying x = 44.866269246

Subproblem 2

x + -22.5 = -22.366269246 Simplifying x + -22.5 = -22.366269246 Reorder the terms: -22.5 + x = -22.366269246 Solving -22.5 + x = -22.366269246 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '22.5' to each side of the equation. -22.5 + 22.5 + x = -22.366269246 + 22.5 Combine like terms: -22.5 + 22.5 = 0.0 0.0 + x = -22.366269246 + 22.5 x = -22.366269246 + 22.5 Combine like terms: -22.366269246 + 22.5 = 0.133730754 x = 0.133730754 Simplifying x = 0.133730754

Solution

The solution to the problem is based on the solutions from the subproblems. x = {44.866269246, 0.133730754}

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