x^2-8x-10008=0

Simple and best practice solution for x^2-8x-10008=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^2-8x-10008=0 equation:


Simplifying
x2 + -8x + -10008 = 0

Reorder the terms:
-10008 + -8x + x2 = 0

Solving
-10008 + -8x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '10008' to each side of the equation.
-10008 + -8x + 10008 + x2 = 0 + 10008

Reorder the terms:
-10008 + 10008 + -8x + x2 = 0 + 10008

Combine like terms: -10008 + 10008 = 0
0 + -8x + x2 = 0 + 10008
-8x + x2 = 0 + 10008

Combine like terms: 0 + 10008 = 10008
-8x + x2 = 10008

The x term is -8x.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8x + 16 + x2 = 10008 + 16

Reorder the terms:
16 + -8x + x2 = 10008 + 16

Combine like terms: 10008 + 16 = 10024
16 + -8x + x2 = 10024

Factor a perfect square on the left side:
(x + -4)(x + -4) = 10024

Calculate the square root of the right side: 100.119928086

Break this problem into two subproblems by setting 
(x + -4) equal to 100.119928086 and -100.119928086.

Subproblem 1

x + -4 = 100.119928086 Simplifying x + -4 = 100.119928086 Reorder the terms: -4 + x = 100.119928086 Solving -4 + x = 100.119928086 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = 100.119928086 + 4 Combine like terms: -4 + 4 = 0 0 + x = 100.119928086 + 4 x = 100.119928086 + 4 Combine like terms: 100.119928086 + 4 = 104.119928086 x = 104.119928086 Simplifying x = 104.119928086

Subproblem 2

x + -4 = -100.119928086 Simplifying x + -4 = -100.119928086 Reorder the terms: -4 + x = -100.119928086 Solving -4 + x = -100.119928086 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = -100.119928086 + 4 Combine like terms: -4 + 4 = 0 0 + x = -100.119928086 + 4 x = -100.119928086 + 4 Combine like terms: -100.119928086 + 4 = -96.119928086 x = -96.119928086 Simplifying x = -96.119928086

Solution

The solution to the problem is based on the solutions from the subproblems. x = {104.119928086, -96.119928086}

See similar equations:

| 12.7x=-16x^2+27.2x | | 1.245x^2-58.27x+322.0352=0 | | 6b+4=5b+16 | | -7x^2+7x=9 | | 20x/(8x^2-4x) | | .55555555555555555555555555555555555555555(F-32)=25 | | 1x+1x+5x+5x=10 | | -20+3m+6=20+m | | 7.4c=7c-7.04 | | -4s=-13-5s | | 3.85x^2+1.4x-0.6=0 | | -10-9d=-10d+4 | | x*0.5x=9/20 | | 5(4x-2)=6(3x+2) | | -10-9d=-10+4 | | 65x+70=460 | | 20+7j+17=-11j-17 | | 4y+2=y+10+y | | 6-2x+8=3x-1 | | -14+14=10 | | -8+4t=4+8t | | -3x-12=2x+8 | | 17n-3-4=10 | | -10-3f=2f | | 2x+ax=5 | | 5(7-x)=2x | | 4(6-x)=2x | | -9p+9=2p-9-9p | | 3x-x^2-4x-2=0 | | 5(3x-1)=12x | | 7(2x+2)=12x | | 3g-6=-3+2g |

Equations solver categories