0=x^2+x-682794

Simple and best practice solution for 0=x^2+x-682794 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=x^2+x-682794 equation:


Simplifying
0 = x2 + x + -682794

Reorder the terms:
0 = -682794 + x + x2

Solving
0 = -682794 + x + x2

Solving for variable 'x'.

Combine like terms: 0 + 682794 = 682794
682794 + -1x + -1x2 = -682794 + x + x2 + 682794 + -1x + -1x2

Reorder the terms:
682794 + -1x + -1x2 = -682794 + 682794 + x + -1x + x2 + -1x2

Combine like terms: -682794 + 682794 = 0
682794 + -1x + -1x2 = 0 + x + -1x + x2 + -1x2
682794 + -1x + -1x2 = x + -1x + x2 + -1x2

Combine like terms: x + -1x = 0
682794 + -1x + -1x2 = 0 + x2 + -1x2
682794 + -1x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
682794 + -1x + -1x2 = 0

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

Divide each side by '-1'.
-682794 + x + x2 = 0

Move the constant term to the right:

Add '682794' to each side of the equation.
-682794 + x + 682794 + x2 = 0 + 682794

Reorder the terms:
-682794 + 682794 + x + x2 = 0 + 682794

Combine like terms: -682794 + 682794 = 0
0 + x + x2 = 0 + 682794
x + x2 = 0 + 682794

Combine like terms: 0 + 682794 = 682794
x + x2 = 682794

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
 + 0.25 + x2 = 682794 + 0.25

Combine like terms:  + 0.25 = 1.25
1.25 + x2 = 682794 + 0.25

Combine like terms: 682794 + 0.25 = 682794.25
1.25 + x2 = 682794.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 682794.25

Calculate the square root of the right side: 826.313651104

Break this problem into two subproblems by setting 
(x + 0.5) equal to 826.313651104 and -826.313651104.

Subproblem 1

x + 0.5 = 826.313651104 Simplifying x + 0.5 = 826.313651104 Reorder the terms: 0.5 + x = 826.313651104 Solving 0.5 + x = 826.313651104 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 826.313651104 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 826.313651104 + -0.5 x = 826.313651104 + -0.5 Combine like terms: 826.313651104 + -0.5 = 825.813651104 x = 825.813651104 Simplifying x = 825.813651104

Subproblem 2

x + 0.5 = -826.313651104 Simplifying x + 0.5 = -826.313651104 Reorder the terms: 0.5 + x = -826.313651104 Solving 0.5 + x = -826.313651104 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -826.313651104 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -826.313651104 + -0.5 x = -826.313651104 + -0.5 Combine like terms: -826.313651104 + -0.5 = -826.813651104 x = -826.813651104 Simplifying x = -826.813651104

Solution

The solution to the problem is based on the solutions from the subproblems. x = {825.813651104, -826.813651104}

See similar equations:

| 0 = x^2+x-682794 | | 13s+12=16 | | 3p+8p=-22 | | 6y+6=-4(2y+2) | | -3-5n+8n=0 | | 2x=635-35 | | 4y+44=8(y-3) | | 10u=-70 | | 2x-4/3=5 | | (X-7)/(x-2)(x-3) | | 5/8=h/40 | | (2x^2-22x)/6=63 | | x+x(0.13)=1250 | | 3x=5+xy | | -11c/2 | | 54=9+8y | | -4n-64=16 | | 4(x+5)=35+3x | | x^2:(-1/2)^3=-1/2 | | 252/12=378/n | | 100=5s | | 5.63x=20 | | -7n+5-6=13 | | x-5-2=-6 | | 2x^6-x^3-15=0 | | 6/10=c/15 | | -6x+2x=24 | | -2x+4x=33+5x | | 2x^2-22x=63 | | x^2=16/81 | | 15y+30x=465 | | 9(x+10)+3=81 |

Equations solver categories