x^2-66x+144=

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Solution for x^2-66x+144= equation:


Simplifying
x2 + -66x + 144 = 0

Reorder the terms:
144 + -66x + x2 = 0

Solving
144 + -66x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-144' to each side of the equation.
144 + -66x + -144 + x2 = 0 + -144

Reorder the terms:
144 + -144 + -66x + x2 = 0 + -144

Combine like terms: 144 + -144 = 0
0 + -66x + x2 = 0 + -144
-66x + x2 = 0 + -144

Combine like terms: 0 + -144 = -144
-66x + x2 = -144

The x term is -66x.  Take half its coefficient (-33).
Square it (1089) and add it to both sides.

Add '1089' to each side of the equation.
-66x + 1089 + x2 = -144 + 1089

Reorder the terms:
1089 + -66x + x2 = -144 + 1089

Combine like terms: -144 + 1089 = 945
1089 + -66x + x2 = 945

Factor a perfect square on the left side:
(x + -33)(x + -33) = 945

Calculate the square root of the right side: 30.740852298

Break this problem into two subproblems by setting 
(x + -33) equal to 30.740852298 and -30.740852298.

Subproblem 1

x + -33 = 30.740852298 Simplifying x + -33 = 30.740852298 Reorder the terms: -33 + x = 30.740852298 Solving -33 + x = 30.740852298 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '33' to each side of the equation. -33 + 33 + x = 30.740852298 + 33 Combine like terms: -33 + 33 = 0 0 + x = 30.740852298 + 33 x = 30.740852298 + 33 Combine like terms: 30.740852298 + 33 = 63.740852298 x = 63.740852298 Simplifying x = 63.740852298

Subproblem 2

x + -33 = -30.740852298 Simplifying x + -33 = -30.740852298 Reorder the terms: -33 + x = -30.740852298 Solving -33 + x = -30.740852298 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '33' to each side of the equation. -33 + 33 + x = -30.740852298 + 33 Combine like terms: -33 + 33 = 0 0 + x = -30.740852298 + 33 x = -30.740852298 + 33 Combine like terms: -30.740852298 + 33 = 2.259147702 x = 2.259147702 Simplifying x = 2.259147702

Solution

The solution to the problem is based on the solutions from the subproblems. x = {63.740852298, 2.259147702}

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