x(x-0.05)=300

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Solution for x(x-0.05)=300 equation:


Simplifying
x(x + -0.05) = 300

Reorder the terms:
x(-0.05 + x) = 300
(-0.05 * x + x * x) = 300
(-0.05x + x2) = 300

Solving
-0.05x + x2 = 300

Solving for variable 'x'.

Reorder the terms:
-300 + -0.05x + x2 = 300 + -300

Combine like terms: 300 + -300 = 0
-300 + -0.05x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '300' to each side of the equation.
-300 + -0.05x + 300 + x2 = 0 + 300

Reorder the terms:
-300 + 300 + -0.05x + x2 = 0 + 300

Combine like terms: -300 + 300 = 0
0 + -0.05x + x2 = 0 + 300
-0.05x + x2 = 0 + 300

Combine like terms: 0 + 300 = 300
-0.05x + x2 = 300

The x term is -0.05x.  Take half its coefficient (-0.025).
Square it (0.000625) and add it to both sides.

Add '0.000625' to each side of the equation.
-0.05x + 0.000625 + x2 = 300 + 0.000625

Reorder the terms:
0.000625 + -0.05x + x2 = 300 + 0.000625

Combine like terms: 300 + 0.000625 = 300.000625
0.000625 + -0.05x + x2 = 300.000625

Factor a perfect square on the left side:
(x + -0.025)(x + -0.025) = 300.000625

Calculate the square root of the right side: 17.320526118

Break this problem into two subproblems by setting 
(x + -0.025) equal to 17.320526118 and -17.320526118.

Subproblem 1

x + -0.025 = 17.320526118 Simplifying x + -0.025 = 17.320526118 Reorder the terms: -0.025 + x = 17.320526118 Solving -0.025 + x = 17.320526118 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.025' to each side of the equation. -0.025 + 0.025 + x = 17.320526118 + 0.025 Combine like terms: -0.025 + 0.025 = 0.000 0.000 + x = 17.320526118 + 0.025 x = 17.320526118 + 0.025 Combine like terms: 17.320526118 + 0.025 = 17.345526118 x = 17.345526118 Simplifying x = 17.345526118

Subproblem 2

x + -0.025 = -17.320526118 Simplifying x + -0.025 = -17.320526118 Reorder the terms: -0.025 + x = -17.320526118 Solving -0.025 + x = -17.320526118 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.025' to each side of the equation. -0.025 + 0.025 + x = -17.320526118 + 0.025 Combine like terms: -0.025 + 0.025 = 0.000 0.000 + x = -17.320526118 + 0.025 x = -17.320526118 + 0.025 Combine like terms: -17.320526118 + 0.025 = -17.295526118 x = -17.295526118 Simplifying x = -17.295526118

Solution

The solution to the problem is based on the solutions from the subproblems. x = {17.345526118, -17.295526118}

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