x^2-15x+32=0

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Solution for x^2-15x+32=0 equation:


Simplifying
x2 + -15x + 32 = 0

Reorder the terms:
32 + -15x + x2 = 0

Solving
32 + -15x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-32' to each side of the equation.
32 + -15x + -32 + x2 = 0 + -32

Reorder the terms:
32 + -32 + -15x + x2 = 0 + -32

Combine like terms: 32 + -32 = 0
0 + -15x + x2 = 0 + -32
-15x + x2 = 0 + -32

Combine like terms: 0 + -32 = -32
-15x + x2 = -32

The x term is -15x.  Take half its coefficient (-7.5).
Square it (56.25) and add it to both sides.

Add '56.25' to each side of the equation.
-15x + 56.25 + x2 = -32 + 56.25

Reorder the terms:
56.25 + -15x + x2 = -32 + 56.25

Combine like terms: -32 + 56.25 = 24.25
56.25 + -15x + x2 = 24.25

Factor a perfect square on the left side:
(x + -7.5)(x + -7.5) = 24.25

Calculate the square root of the right side: 4.924428901

Break this problem into two subproblems by setting 
(x + -7.5) equal to 4.924428901 and -4.924428901.

Subproblem 1

x + -7.5 = 4.924428901 Simplifying x + -7.5 = 4.924428901 Reorder the terms: -7.5 + x = 4.924428901 Solving -7.5 + x = 4.924428901 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7.5' to each side of the equation. -7.5 + 7.5 + x = 4.924428901 + 7.5 Combine like terms: -7.5 + 7.5 = 0.0 0.0 + x = 4.924428901 + 7.5 x = 4.924428901 + 7.5 Combine like terms: 4.924428901 + 7.5 = 12.424428901 x = 12.424428901 Simplifying x = 12.424428901

Subproblem 2

x + -7.5 = -4.924428901 Simplifying x + -7.5 = -4.924428901 Reorder the terms: -7.5 + x = -4.924428901 Solving -7.5 + x = -4.924428901 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7.5' to each side of the equation. -7.5 + 7.5 + x = -4.924428901 + 7.5 Combine like terms: -7.5 + 7.5 = 0.0 0.0 + x = -4.924428901 + 7.5 x = -4.924428901 + 7.5 Combine like terms: -4.924428901 + 7.5 = 2.575571099 x = 2.575571099 Simplifying x = 2.575571099

Solution

The solution to the problem is based on the solutions from the subproblems. x = {12.424428901, 2.575571099}

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