x^2+500x+100=0

Simple and best practice solution for x^2+500x+100=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+500x+100=0 equation:


Simplifying
x2 + 500x + 100 = 0

Reorder the terms:
100 + 500x + x2 = 0

Solving
100 + 500x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-100' to each side of the equation.
100 + 500x + -100 + x2 = 0 + -100

Reorder the terms:
100 + -100 + 500x + x2 = 0 + -100

Combine like terms: 100 + -100 = 0
0 + 500x + x2 = 0 + -100
500x + x2 = 0 + -100

Combine like terms: 0 + -100 = -100
500x + x2 = -100

The x term is 500x.  Take half its coefficient (250).
Square it (62500) and add it to both sides.

Add '62500' to each side of the equation.
500x + 62500 + x2 = -100 + 62500

Reorder the terms:
62500 + 500x + x2 = -100 + 62500

Combine like terms: -100 + 62500 = 62400
62500 + 500x + x2 = 62400

Factor a perfect square on the left side:
(x + 250)(x + 250) = 62400

Calculate the square root of the right side: 249.799919936

Break this problem into two subproblems by setting 
(x + 250) equal to 249.799919936 and -249.799919936.

Subproblem 1

x + 250 = 249.799919936 Simplifying x + 250 = 249.799919936 Reorder the terms: 250 + x = 249.799919936 Solving 250 + x = 249.799919936 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-250' to each side of the equation. 250 + -250 + x = 249.799919936 + -250 Combine like terms: 250 + -250 = 0 0 + x = 249.799919936 + -250 x = 249.799919936 + -250 Combine like terms: 249.799919936 + -250 = -0.200080064 x = -0.200080064 Simplifying x = -0.200080064

Subproblem 2

x + 250 = -249.799919936 Simplifying x + 250 = -249.799919936 Reorder the terms: 250 + x = -249.799919936 Solving 250 + x = -249.799919936 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-250' to each side of the equation. 250 + -250 + x = -249.799919936 + -250 Combine like terms: 250 + -250 = 0 0 + x = -249.799919936 + -250 x = -249.799919936 + -250 Combine like terms: -249.799919936 + -250 = -499.799919936 x = -499.799919936 Simplifying x = -499.799919936

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.200080064, -499.799919936}

See similar equations:

| 125t+120=180t+110 | | 15-2x=350 | | -4k-2=4k | | y=ln(x+19) | | -0.5571*x+0.5657*y=0 | | y-7x=-5 | | 500y=450000 | | x^2+-.2x^2=100 | | 1200x=300000 | | n(n+7)+(n+8)=n^3+8n^2+7n^2+56n | | y=7(x-4)+x | | 19y^2+73y-12=0 | | 7x-8=y | | 250x=1200 | | -35=-5(2r-3) | | 2+15-9=x+3-5 | | 4w^3+15w^2+9w=0 | | 359=R-520 | | -146=6x-2(-5x-7) | | (x-3w)(x-8w)=0 | | 3x-2(-2x+2)=11 | | 3a-6b=3 | | -5x^3-x^2=0 | | b=95+24w | | (2x+3)-(x-10)= | | b-24w=95 | | 1200x=750000 | | 3k-11-7k=9k+3+k | | 15a-3b=6 | | -12n+8=-8n-16 | | 7=k+6k | | 3cost+6sint=0 |

Equations solver categories