(0.000018)(.2-x)=x^2

Simple and best practice solution for (0.000018)(.2-x)=x^2 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 (0.000018)(.2-x)=x^2 equation:


Simplifying
(0.000018)(0.2 + -1x) = x2
(0.2 * 0.000018 + -1x * 0.000018) = x2
(0.0000036 + -0.000018x) = x2

Solving
0.0000036 + -0.000018x = x2

Solving for variable 'x'.

Combine like terms: x2 + -1x2 = 0
0.0000036 + -0.000018x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-0.0000036 + 0.000018x + x2 = 0

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:

| 4(x-1)=22 | | b^2-b-2=0 | | 5x+32=15x-78 | | p-36=-33 | | 5w^2=180 | | 5w^2-180=0 | | ln(x)+ln(x-4)=ln(45) | | 15x=20x^2 | | y=(7x+6)(x-3) | | 3x^3+11x^2-42x=0 | | 40x^3-8x^2-6x=0 | | -7x=12+x^2 | | (8x+4xy)(3xy+4xy)= | | x^2-6=9 | | x^3-12x^3+35x=0 | | 7a=1.33 | | 4x^2-27x=-3x^2-4x-18 | | x^2-6x-26=0 | | 3x^2=13x-14 | | 5x^2+10x-24=16-7x | | 6x*8(9*17)= | | 30y=25y^2 | | (1)1= | | 3x^2-15x-2=0 | | 7x^2-18x-9=0 | | 42x^2+43x-7=0 | | 7(x-5)=8 | | 5(x+9)=3 | | 2y^2-8y-64= | | x^2=14x-40 | | 3x-5+(x+1)/2=90 | | 2x+4x^2=0 |

Equations solver categories