x^2+10x+25=5

Simple and best practice solution for x^2+10x+25=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+25=5 equation:


Simplifying
x2 + 10x + 25 = 5

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

Solving
25 + 10x + x2 = 5

Solving for variable 'x'.

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

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

Combine like terms: 5 + -5 = 0
20 + 10x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-20' to each side of the equation.
20 + 10x + -20 + x2 = 0 + -20

Reorder the terms:
20 + -20 + 10x + x2 = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 10x + x2 = 0 + -20
10x + x2 = 0 + -20

Combine like terms: 0 + -20 = -20
10x + x2 = -20

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 = -20 + 25

Reorder the terms:
25 + 10x + x2 = -20 + 25

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

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

Calculate the square root of the right side: 2.236067978

Break this problem into two subproblems by setting 
(x + 5) equal to 2.236067978 and -2.236067978.

Subproblem 1

x + 5 = 2.236067978 Simplifying x + 5 = 2.236067978 Reorder the terms: 5 + x = 2.236067978 Solving 5 + x = 2.236067978 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 = 2.236067978 + -5 Combine like terms: 5 + -5 = 0 0 + x = 2.236067978 + -5 x = 2.236067978 + -5 Combine like terms: 2.236067978 + -5 = -2.763932022 x = -2.763932022 Simplifying x = -2.763932022

Subproblem 2

x + 5 = -2.236067978 Simplifying x + 5 = -2.236067978 Reorder the terms: 5 + x = -2.236067978 Solving 5 + x = -2.236067978 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 = -2.236067978 + -5 Combine like terms: 5 + -5 = 0 0 + x = -2.236067978 + -5 x = -2.236067978 + -5 Combine like terms: -2.236067978 + -5 = -7.236067978 x = -7.236067978 Simplifying x = -7.236067978

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-2.763932022, -7.236067978}

See similar equations:

| 7x(3x+7y)= | | 12x=54-6y | | X+(x*.66)=10 | | 2xy(4-y^2)dx+(y-1)(x^2+2)dy=0 | | lnx+lnx+4=lnx+6 | | 5v^2-31v=-2v-20 | | -6n+21=11 | | 6x^2+32x+30=x^2+x | | Ln(-4y+2)-ln(y+7)=ln(-9y-12) | | 7-3(2x+5)=6(3x-5)+10 | | 14b^2-24b-24=-8+7b^2 | | 5(2z-4)=-9(-4-Z) | | 2e-1=9 | | 5w^2+2w-42=0 | | 14p+p^2=15 | | 6-2(x+5)=-12 | | 5b^2-12b-4=-4-8b | | x^2-3x-400=0 | | x-2-5=0 | | 15y+5c= | | 3(x-5)+x=13 | | (m-2)(m-3)-12=0 | | 5w-4=4(w-7) | | 6b^2+6b-38=-2 | | S=4t^2-3t+9 | | 2(x+6)=3x+8 | | 5-8v=3v-.5 | | 9r^2-84=r | | 3(12a+6)= | | x+32=6x-13 | | 9n^2+20n-34=-5 | | 8x-15=-12+5x |

Equations solver categories