x^2-150x+540=0

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Solution for x^2-150x+540=0 equation:


Simplifying
x2 + -150x + 540 = 0

Reorder the terms:
540 + -150x + x2 = 0

Solving
540 + -150x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-540' to each side of the equation.
540 + -150x + -540 + x2 = 0 + -540

Reorder the terms:
540 + -540 + -150x + x2 = 0 + -540

Combine like terms: 540 + -540 = 0
0 + -150x + x2 = 0 + -540
-150x + x2 = 0 + -540

Combine like terms: 0 + -540 = -540
-150x + x2 = -540

The x term is -150x.  Take half its coefficient (-75).
Square it (5625) and add it to both sides.

Add '5625' to each side of the equation.
-150x + 5625 + x2 = -540 + 5625

Reorder the terms:
5625 + -150x + x2 = -540 + 5625

Combine like terms: -540 + 5625 = 5085
5625 + -150x + x2 = 5085

Factor a perfect square on the left side:
(x + -75)(x + -75) = 5085

Calculate the square root of the right side: 71.309185944

Break this problem into two subproblems by setting 
(x + -75) equal to 71.309185944 and -71.309185944.

Subproblem 1

x + -75 = 71.309185944 Simplifying x + -75 = 71.309185944 Reorder the terms: -75 + x = 71.309185944 Solving -75 + x = 71.309185944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '75' to each side of the equation. -75 + 75 + x = 71.309185944 + 75 Combine like terms: -75 + 75 = 0 0 + x = 71.309185944 + 75 x = 71.309185944 + 75 Combine like terms: 71.309185944 + 75 = 146.309185944 x = 146.309185944 Simplifying x = 146.309185944

Subproblem 2

x + -75 = -71.309185944 Simplifying x + -75 = -71.309185944 Reorder the terms: -75 + x = -71.309185944 Solving -75 + x = -71.309185944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '75' to each side of the equation. -75 + 75 + x = -71.309185944 + 75 Combine like terms: -75 + 75 = 0 0 + x = -71.309185944 + 75 x = -71.309185944 + 75 Combine like terms: -71.309185944 + 75 = 3.690814056 x = 3.690814056 Simplifying x = 3.690814056

Solution

The solution to the problem is based on the solutions from the subproblems. x = {146.309185944, 3.690814056}

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