x^2-10x+25=2

Simple and best practice solution for x^2-10x+25=2 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^2-10x+25=2 equation:


Simplifying
x2 + -10x + 25 = 2

Reorder the terms:
25 + -10x + x2 = 2

Solving
25 + -10x + x2 = 2

Solving for variable 'x'.

Reorder the terms:
25 + -2 + -10x + x2 = 2 + -2

Combine like terms: 25 + -2 = 23
23 + -10x + x2 = 2 + -2

Combine like terms: 2 + -2 = 0
23 + -10x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-23' to each side of the equation.
23 + -10x + -23 + x2 = 0 + -23

Reorder the terms:
23 + -23 + -10x + x2 = 0 + -23

Combine like terms: 23 + -23 = 0
0 + -10x + x2 = 0 + -23
-10x + x2 = 0 + -23

Combine like terms: 0 + -23 = -23
-10x + x2 = -23

The x term is -10x.  Take half its coefficient (-5).
Square it (25) and add it to both sides.

Add '25' to each side of the equation.
-10x + 25 + x2 = -23 + 25

Reorder the terms:
25 + -10x + x2 = -23 + 25

Combine like terms: -23 + 25 = 2
25 + -10x + x2 = 2

Factor a perfect square on the left side:
(x + -5)(x + -5) = 2

Calculate the square root of the right side: 1.414213562

Break this problem into two subproblems by setting 
(x + -5) equal to 1.414213562 and -1.414213562.

Subproblem 1

x + -5 = 1.414213562 Simplifying x + -5 = 1.414213562 Reorder the terms: -5 + x = 1.414213562 Solving -5 + x = 1.414213562 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = 1.414213562 + 5 Combine like terms: -5 + 5 = 0 0 + x = 1.414213562 + 5 x = 1.414213562 + 5 Combine like terms: 1.414213562 + 5 = 6.414213562 x = 6.414213562 Simplifying x = 6.414213562

Subproblem 2

x + -5 = -1.414213562 Simplifying x + -5 = -1.414213562 Reorder the terms: -5 + x = -1.414213562 Solving -5 + x = -1.414213562 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = -1.414213562 + 5 Combine like terms: -5 + 5 = 0 0 + x = -1.414213562 + 5 x = -1.414213562 + 5 Combine like terms: -1.414213562 + 5 = 3.585786438 x = 3.585786438 Simplifying x = 3.585786438

Solution

The solution to the problem is based on the solutions from the subproblems. x = {6.414213562, 3.585786438}

See similar equations:

| 16+x=.33x | | 3y-21=0 | | 2/5x=2/3 | | h=16t^2+48t+15 | | 4x^2-23+9=-7x+2 | | 8x+16=6x+24 | | 12m^3+20m^2-25m=0 | | 3x^2-21x=2x^2-5x-12 | | x^2+10x-11=9x-5 | | 5a^2(2a^2)= | | 8x+7=6x+31 | | x^2+12x+35=8 | | 6x-(2x+7)=29 | | 3(2x-3y)-2(5x+6y)= | | -10+3f-3+14f+1= | | F(-3)=-x*2+1 | | x=7/4 | | 6x-5+x= | | -9w+4t-2w-2t+7w= | | 9a+2-6a=35 | | 9(9x-4)=41 | | 6x+34=16-86 | | 1/2y=-2 | | 7lnx=12+4lnx | | 10x^2-9x+2= | | x+3x-2x=12 | | 4x-11=-79 | | 10d+3d+8+2d= | | 32-29X=29-32 | | 17+3z=26 | | lnx^7=12+4lnx | | 6(x+3)=2(3x+1) |

Equations solver categories