x(x+0.0075)=0.000075

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Solution for x(x+0.0075)=0.000075 equation:


Simplifying
x(x + 0.0075) = 0.000075

Reorder the terms:
x(0.0075 + x) = 0.000075
(0.0075 * x + x * x) = 0.000075
(0.0075x + x2) = 0.000075

Solving
0.0075x + x2 = 0.000075

Solving for variable 'x'.

Reorder the terms:
-0.000075 + 0.0075x + x2 = 0.000075 + -0.000075

Combine like terms: 0.000075 + -0.000075 = 0.000000
-0.000075 + 0.0075x + x2 = 0.000000

Begin completing the square.

Move the constant term to the right:

Add '0.000075' to each side of the equation.
-0.000075 + 0.0075x + 0.000075 + x2 = 0.000000 + 0.000075

Reorder the terms:
-0.000075 + 0.000075 + 0.0075x + x2 = 0.000000 + 0.000075

Combine like terms: -0.000075 + 0.000075 = 0.000000
0.000000 + 0.0075x + x2 = 0.000000 + 0.000075
0.0075x + x2 = 0.000000 + 0.000075

Combine like terms: 0.000000 + 0.000075 = 0.000075
0.0075x + x2 = 0.000075

The x term is 0.0075x.  Take half its coefficient (0.00375).
Square it (0.0000140625) and add it to both sides.

Add '0.0000140625' to each side of the equation.
0.0075x + 0.0000140625 + x2 = 0.000075 + 0.0000140625

Reorder the terms:
0.0000140625 + 0.0075x + x2 = 0.000075 + 0.0000140625

Combine like terms: 0.000075 + 0.0000140625 = 0.0000890625
0.0000140625 + 0.0075x + x2 = 0.0000890625

Factor a perfect square on the left side:
(x + 0.00375)(x + 0.00375) = 0.0000890625

Calculate the square root of the right side: 0.009437293

Break this problem into two subproblems by setting 
(x + 0.00375) equal to 0.009437293 and -0.009437293.

Subproblem 1

x + 0.00375 = 0.009437293 Simplifying x + 0.00375 = 0.009437293 Reorder the terms: 0.00375 + x = 0.009437293 Solving 0.00375 + x = 0.009437293 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.00375' to each side of the equation. 0.00375 + -0.00375 + x = 0.009437293 + -0.00375 Combine like terms: 0.00375 + -0.00375 = 0.00000 0.00000 + x = 0.009437293 + -0.00375 x = 0.009437293 + -0.00375 Combine like terms: 0.009437293 + -0.00375 = 0.005687293 x = 0.005687293 Simplifying x = 0.005687293

Subproblem 2

x + 0.00375 = -0.009437293 Simplifying x + 0.00375 = -0.009437293 Reorder the terms: 0.00375 + x = -0.009437293 Solving 0.00375 + x = -0.009437293 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.00375' to each side of the equation. 0.00375 + -0.00375 + x = -0.009437293 + -0.00375 Combine like terms: 0.00375 + -0.00375 = 0.00000 0.00000 + x = -0.009437293 + -0.00375 x = -0.009437293 + -0.00375 Combine like terms: -0.009437293 + -0.00375 = -0.013187293 x = -0.013187293 Simplifying x = -0.013187293

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.005687293, -0.013187293}

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