x^2-200x-284=0

Simple and best practice solution for x^2-200x-284=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^2-200x-284=0 equation:


Simplifying
x2 + -200x + -284 = 0

Reorder the terms:
-284 + -200x + x2 = 0

Solving
-284 + -200x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '284' to each side of the equation.
-284 + -200x + 284 + x2 = 0 + 284

Reorder the terms:
-284 + 284 + -200x + x2 = 0 + 284

Combine like terms: -284 + 284 = 0
0 + -200x + x2 = 0 + 284
-200x + x2 = 0 + 284

Combine like terms: 0 + 284 = 284
-200x + x2 = 284

The x term is -200x.  Take half its coefficient (-100).
Square it (10000) and add it to both sides.

Add '10000' to each side of the equation.
-200x + 10000 + x2 = 284 + 10000

Reorder the terms:
10000 + -200x + x2 = 284 + 10000

Combine like terms: 284 + 10000 = 10284
10000 + -200x + x2 = 10284

Factor a perfect square on the left side:
(x + -100)(x + -100) = 10284

Calculate the square root of the right side: 101.410058673

Break this problem into two subproblems by setting 
(x + -100) equal to 101.410058673 and -101.410058673.

Subproblem 1

x + -100 = 101.410058673 Simplifying x + -100 = 101.410058673 Reorder the terms: -100 + x = 101.410058673 Solving -100 + x = 101.410058673 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '100' to each side of the equation. -100 + 100 + x = 101.410058673 + 100 Combine like terms: -100 + 100 = 0 0 + x = 101.410058673 + 100 x = 101.410058673 + 100 Combine like terms: 101.410058673 + 100 = 201.410058673 x = 201.410058673 Simplifying x = 201.410058673

Subproblem 2

x + -100 = -101.410058673 Simplifying x + -100 = -101.410058673 Reorder the terms: -100 + x = -101.410058673 Solving -100 + x = -101.410058673 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '100' to each side of the equation. -100 + 100 + x = -101.410058673 + 100 Combine like terms: -100 + 100 = 0 0 + x = -101.410058673 + 100 x = -101.410058673 + 100 Combine like terms: -101.410058673 + 100 = -1.410058673 x = -1.410058673 Simplifying x = -1.410058673

Solution

The solution to the problem is based on the solutions from the subproblems. x = {201.410058673, -1.410058673}

See similar equations:

| 11x-5x+170=11x+95 | | 14-32=-4x-2x+4 | | 7x-6=-11+19 | | 5*0=-4y+4 | | -4(3x-4)= | | -7x+7+8x=4+x+3 | | 42/36 | | 8/9=x+1/3*7 | | (7x)(5y)(-2x)= | | 6+1/2n=-2 | | 2(4x+2)=4 | | 15*15-3.5*3.5=c*c | | 7+23f=28+16f | | 4x+8x-1=20 | | 35/4-8 | | H/-17=11 | | 2x-5=4x-2 | | fx=-2*2+9x+5 | | 0+2x=6 | | -x+9+2x=3 | | -13=z-4 | | 2t^2+4t-4=0 | | 3(2w+6)=5w+20 | | 7/3+1/3x=6+5/3x | | 3x-3+x=4x-3 | | 30k+100k=20k+120 | | 2/3+r=-9/4 | | 5(1+4x)-2x=-13 | | 7x+15(5x)=82 | | 1/2(6-3)=y | | -5x+3-x-6-3x+1= | | 5*-1=-4y+4 |

Equations solver categories