x^2-38x+256=0

Simple and best practice solution for x^2-38x+256=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^2-38x+256=0 equation:


Simplifying
x2 + -38x + 256 = 0

Reorder the terms:
256 + -38x + x2 = 0

Solving
256 + -38x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-256' to each side of the equation.
256 + -38x + -256 + x2 = 0 + -256

Reorder the terms:
256 + -256 + -38x + x2 = 0 + -256

Combine like terms: 256 + -256 = 0
0 + -38x + x2 = 0 + -256
-38x + x2 = 0 + -256

Combine like terms: 0 + -256 = -256
-38x + x2 = -256

The x term is -38x.  Take half its coefficient (-19).
Square it (361) and add it to both sides.

Add '361' to each side of the equation.
-38x + 361 + x2 = -256 + 361

Reorder the terms:
361 + -38x + x2 = -256 + 361

Combine like terms: -256 + 361 = 105
361 + -38x + x2 = 105

Factor a perfect square on the left side:
(x + -19)(x + -19) = 105

Calculate the square root of the right side: 10.246950766

Break this problem into two subproblems by setting 
(x + -19) equal to 10.246950766 and -10.246950766.

Subproblem 1

x + -19 = 10.246950766 Simplifying x + -19 = 10.246950766 Reorder the terms: -19 + x = 10.246950766 Solving -19 + x = 10.246950766 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '19' to each side of the equation. -19 + 19 + x = 10.246950766 + 19 Combine like terms: -19 + 19 = 0 0 + x = 10.246950766 + 19 x = 10.246950766 + 19 Combine like terms: 10.246950766 + 19 = 29.246950766 x = 29.246950766 Simplifying x = 29.246950766

Subproblem 2

x + -19 = -10.246950766 Simplifying x + -19 = -10.246950766 Reorder the terms: -19 + x = -10.246950766 Solving -19 + x = -10.246950766 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '19' to each side of the equation. -19 + 19 + x = -10.246950766 + 19 Combine like terms: -19 + 19 = 0 0 + x = -10.246950766 + 19 x = -10.246950766 + 19 Combine like terms: -10.246950766 + 19 = 8.753049234 x = 8.753049234 Simplifying x = 8.753049234

Solution

The solution to the problem is based on the solutions from the subproblems. x = {29.246950766, 8.753049234}

See similar equations:

| 344-342x=9000 | | 4x-x+5=8 | | P=80-2Q | | 16x*16x-1=0 | | 6m^2-2m=7 | | 3x-x^2=0 | | -4(2x-3)+2(2x-1)-(-x-4)= | | 3.6z+6=-2+2 | | 5.3-d=-2d+4.7 | | x^2-24x+48=0 | | m^4+1=0 | | 11w=-16+7 | | 3x+19=3-5x | | 8+2m=-2-16 | | 55-76=56 | | 5(x-8)+12=4-7x | | x+15=100 | | 400-325x=140 | | 1-6x=27 | | 130x-175=40 | | 7x^2+23X=0 | | -3x^3-2x^2+1=0 | | 5(x-6)=4x+82 | | 5x=385 | | 0=3x^2+10x-8 | | 6r+12r-98r+10+r=0 | | x^2+14x=10 | | 2n+3+4n=2n+5+4n-2 | | x^2-3x-22=0 | | x^3-8x^2-9x=0 | | q-3+6q-9-8r+10+r=0 | | x^3-x^2-30x=0 |

Equations solver categories