x^2+0.000018x-0.0000036=0

Simple and best practice solution for x^2+0.000018x-0.0000036=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x^2+0.000018x-0.0000036=0 equation:


Simplifying
x2 + 0.000018x + -0.0000036 = 0

Reorder the terms:
-0.0000036 + 0.000018x + x2 = 0

Solving
-0.0000036 + 0.000018x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '0.0000036' to each side of the equation.
-0.0000036 + 0.000018x + 0.0000036 + x2 = 0 + 0.0000036

Reorder the terms:
-0.0000036 + 0.0000036 + 0.000018x + x2 = 0 + 0.0000036

Combine like terms: -0.0000036 + 0.0000036 = 0.0000000
0.0000000 + 0.000018x + x2 = 0 + 0.0000036
0.000018x + x2 = 0 + 0.0000036

Combine like terms: 0 + 0.0000036 = 0.0000036
0.000018x + x2 = 0.0000036

The x term is 0.000018x.  Take half its coefficient (0.000009).
Square it (0.000000000081) and add it to both sides.

Add '0.000000000081' to each side of the equation.
0.000018x + 0.000000000081 + x2 = 0.0000036 + 0.000000000081

Reorder the terms:
0.000000000081 + 0.000018x + x2 = 0.0000036 + 0.000000000081

Combine like terms: 0.0000036 + 0.000000000081 = 0.000003600081
0.000000000081 + 0.000018x + x2 = 0.000003600081

Factor a perfect square on the left side:
(x + 0.000009)(x + 0.000009) = 0.000003600081

Calculate the square root of the right side: 0.001897388

Break this problem into two subproblems by setting 
(x + 0.000009) equal to 0.001897388 and -0.001897388.


Subproblem 1
x + 0.000009 = 0.001897388

Simplifying
x + 0.000009 = 0.001897388

Reorder the terms:
0.000009 + x = 0.001897388

Solving
0.000009 + x = 0.001897388

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-0.000009' to each side of the equation.
0.000009 + -0.000009 + x = 0.001897388 + -0.000009

Combine like terms: 0.000009 + -0.000009 = 0.000000
0.000000 + x = 0.001897388 + -0.000009
x = 0.001897388 + -0.000009

Combine like terms: 0.001897388 + -0.000009 = 0.001888388
x = 0.001888388

Simplifying
x = 0.001888388


Subproblem 2
x + 0.000009 = -0.001897388

Simplifying
x + 0.000009 = -0.001897388

Reorder the terms:
0.000009 + x = -0.001897388

Solving
0.000009 + x = -0.001897388

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-0.000009' to each side of the equation.
0.000009 + -0.000009 + x = -0.001897388 + -0.000009

Combine like terms: 0.000009 + -0.000009 = 0.000000
0.000000 + x = -0.001897388 + -0.000009
x = -0.001897388 + -0.000009

Combine like terms: -0.001897388 + -0.000009 = -0.001906388
x = -0.001906388

Simplifying
x = -0.001906388


Solution
The solution to the problem is based on the solutions
from the subproblems.
x = {0.001888388, -0.001906388}

See similar equations:

| 6x+2=34-2x | | 2/w=3/8 | | (11/2-3/4)x1/4 | | (X+2)65=90 | | (6t^2-t-7)*(9t^2+6t-1)= | | x^2+.028x=.0000000000005 | | 2x+8=-2x-12 | | -28x^2=36x | | 4[5(x-3)+4]-3[2(x+5)-81]= | | 25x+10y=450 | | x*x+21.75x=-15.75 | | 4/m=12 | | 8k=3k+25 | | x+(x-1)+(x-2)+(x-3)+1=100 | | 5m^2-9m=0 | | (5x-2)+4x=9x+6-2x | | 2.5x+2(x+5)=60 | | 698=w+23 | | 8x-x+5x-3x= | | (x-2i)(x^2+9)=0 | | x+(x-1)+(x-2)+(x-3)=100 | | x*x=-4x | | 25x+10y=4.50 | | 5m^3-8m^2+15m-24=0 | | 0.5v+2=.25(2v+8) | | 8(n+9)(n-9)(n+12)=0 | | 244=3w-18 | | 5(d+8)(d-12)(d+9)=0 | | 5+2(x+2)=x(-18) | | 3p^2-6p+8=0 | | Z^2+(2+i)+(3+i)=0 | | -.25x^4+x^3=0 |

Equations solver categories