x^2-60x+720=

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Solution for x^2-60x+720= equation:


Simplifying
x2 + -60x + 720 = 0

Reorder the terms:
720 + -60x + x2 = 0

Solving
720 + -60x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-720' to each side of the equation.
720 + -60x + -720 + x2 = 0 + -720

Reorder the terms:
720 + -720 + -60x + x2 = 0 + -720

Combine like terms: 720 + -720 = 0
0 + -60x + x2 = 0 + -720
-60x + x2 = 0 + -720

Combine like terms: 0 + -720 = -720
-60x + x2 = -720

The x term is -60x.  Take half its coefficient (-30).
Square it (900) and add it to both sides.

Add '900' to each side of the equation.
-60x + 900 + x2 = -720 + 900

Reorder the terms:
900 + -60x + x2 = -720 + 900

Combine like terms: -720 + 900 = 180
900 + -60x + x2 = 180

Factor a perfect square on the left side:
(x + -30)(x + -30) = 180

Calculate the square root of the right side: 13.416407865

Break this problem into two subproblems by setting 
(x + -30) equal to 13.416407865 and -13.416407865.

Subproblem 1

x + -30 = 13.416407865 Simplifying x + -30 = 13.416407865 Reorder the terms: -30 + x = 13.416407865 Solving -30 + x = 13.416407865 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + x = 13.416407865 + 30 Combine like terms: -30 + 30 = 0 0 + x = 13.416407865 + 30 x = 13.416407865 + 30 Combine like terms: 13.416407865 + 30 = 43.416407865 x = 43.416407865 Simplifying x = 43.416407865

Subproblem 2

x + -30 = -13.416407865 Simplifying x + -30 = -13.416407865 Reorder the terms: -30 + x = -13.416407865 Solving -30 + x = -13.416407865 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + x = -13.416407865 + 30 Combine like terms: -30 + 30 = 0 0 + x = -13.416407865 + 30 x = -13.416407865 + 30 Combine like terms: -13.416407865 + 30 = 16.583592135 x = 16.583592135 Simplifying x = 16.583592135

Solution

The solution to the problem is based on the solutions from the subproblems. x = {43.416407865, 16.583592135}

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