x^2-10x+10=5

Simple and best practice solution for x^2-10x+10=5 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+10=5 equation:


Simplifying
x2 + -10x + 10 = 5

Reorder the terms:
10 + -10x + x2 = 5

Solving
10 + -10x + x2 = 5

Solving for variable 'x'.

Reorder the terms:
10 + -5 + -10x + x2 = 5 + -5

Combine like terms: 10 + -5 = 5
5 + -10x + x2 = 5 + -5

Combine like terms: 5 + -5 = 0
5 + -10x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + -10x + -5 + x2 = 0 + -5

Reorder the terms:
5 + -5 + -10x + x2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -10x + x2 = 0 + -5
-10x + x2 = 0 + -5

Combine like terms: 0 + -5 = -5
-10x + x2 = -5

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 = -5 + 25

Reorder the terms:
25 + -10x + x2 = -5 + 25

Combine like terms: -5 + 25 = 20
25 + -10x + x2 = 20

Factor a perfect square on the left side:
(x + -5)(x + -5) = 20

Calculate the square root of the right side: 4.472135955

Break this problem into two subproblems by setting 
(x + -5) equal to 4.472135955 and -4.472135955.

Subproblem 1

x + -5 = 4.472135955 Simplifying x + -5 = 4.472135955 Reorder the terms: -5 + x = 4.472135955 Solving -5 + x = 4.472135955 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 = 4.472135955 + 5 Combine like terms: -5 + 5 = 0 0 + x = 4.472135955 + 5 x = 4.472135955 + 5 Combine like terms: 4.472135955 + 5 = 9.472135955 x = 9.472135955 Simplifying x = 9.472135955

Subproblem 2

x + -5 = -4.472135955 Simplifying x + -5 = -4.472135955 Reorder the terms: -5 + x = -4.472135955 Solving -5 + x = -4.472135955 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 = -4.472135955 + 5 Combine like terms: -5 + 5 = 0 0 + x = -4.472135955 + 5 x = -4.472135955 + 5 Combine like terms: -4.472135955 + 5 = 0.527864045 x = 0.527864045 Simplifying x = 0.527864045

Solution

The solution to the problem is based on the solutions from the subproblems. x = {9.472135955, 0.527864045}

See similar equations:

| 7.5x-1.3=28.7 | | 0.50x+0.35(30)=46.5 | | 0.4x-1.7=0.7 | | x+0.75=2x-0.75 | | -9(t-5)-(t+8)=4 | | (b-2)+2b-(b-3)=11 | | -8p-4(6-4p)=4(p-2)-12 | | 2a+2a+5a=9 | | 14x^4-8x^3+2x^2=0 | | 6y^2-6y+5=0 | | 7x^2+41x-6=0 | | 81a^2+36a=-4 | | 72x^2=2 | | 1.5=3x-3 | | 5x-4=5(x-8) | | 2v^2+9v+9=0 | | 4x+16=3x-3 | | 3x^9*5u*2u^8x^4=0 | | 243-134= | | 6x^2-7x-5=10 | | 3(5x+9)=15x+27 | | (4n^4-3n^3-7n)-(6n^3-4n-8n^4)= | | 4=(3-2)+20-x | | a^4+a=525 | | Y+3x=2 | | (5+z)(2z-3)=0 | | (6k-8)(-5k-6)= | | 2w(w+5)(w+4)=0 | | 0.5x+1.6=0.7x-0.2 | | (4+y)(3y+8)=0 | | 3(v+5)(-v+4)=0 | | -8x+16y=-9 |

Equations solver categories