(x^2)+10x+17=0

Simple and best practice solution for (x^2)+10x+17=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)+10x+17=0 equation:


Simplifying
(x2) + 10x + 17 = 0
x2 + 10x + 17 = 0

Reorder the terms:
17 + 10x + x2 = 0

Solving
17 + 10x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-17' to each side of the equation.
17 + 10x + -17 + x2 = 0 + -17

Reorder the terms:
17 + -17 + 10x + x2 = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 10x + x2 = 0 + -17
10x + x2 = 0 + -17

Combine like terms: 0 + -17 = -17
10x + x2 = -17

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 = -17 + 25

Reorder the terms:
25 + 10x + x2 = -17 + 25

Combine like terms: -17 + 25 = 8
25 + 10x + x2 = 8

Factor a perfect square on the left side:
(x + 5)(x + 5) = 8

Calculate the square root of the right side: 2.828427125

Break this problem into two subproblems by setting 
(x + 5) equal to 2.828427125 and -2.828427125.

Subproblem 1

x + 5 = 2.828427125 Simplifying x + 5 = 2.828427125 Reorder the terms: 5 + x = 2.828427125 Solving 5 + x = 2.828427125 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 = 2.828427125 + -5 Combine like terms: 5 + -5 = 0 0 + x = 2.828427125 + -5 x = 2.828427125 + -5 Combine like terms: 2.828427125 + -5 = -2.171572875 x = -2.171572875 Simplifying x = -2.171572875

Subproblem 2

x + 5 = -2.828427125 Simplifying x + 5 = -2.828427125 Reorder the terms: 5 + x = -2.828427125 Solving 5 + x = -2.828427125 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 = -2.828427125 + -5 Combine like terms: 5 + -5 = 0 0 + x = -2.828427125 + -5 x = -2.828427125 + -5 Combine like terms: -2.828427125 + -5 = -7.828427125 x = -7.828427125 Simplifying x = -7.828427125

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-2.171572875, -7.828427125}

See similar equations:

| 3r^7t^7-6r^8t^6= | | 11x+14y=61979 | | x(9x-6)-1=0 | | 5(q+8)= | | 6(3k-8)=6(k-6) | | x(0.4-0.05x)=0 | | 3m^2-8m-5=0 | | 4x-6+4x=-1+2x | | 5t+16=16-5t | | 2.6+x=6 | | -7(1+5a)=-7(1+6a)-5a | | 20(0.65-4y)+80y=13 | | 59-9=2p+12 | | -6x+8x=46 | | 4(b+8)-2=6b+26 | | 7-14= | | -14+3p+30=14p+28+p | | 2b-7(5+4b)=15-b | | 16=-2x-20 | | 20x+80y=13 | | 7(-1-b)=-8b-12 | | 12p+3-9p=12-6p | | 6x-(12-x)=10(x+6)-7 | | -5-15m+1=14m-32-m | | 3b-3-12b-4= | | -58+23=-8x+15x | | 5+8b=3b+5(5b+5) | | (2x-6)5+2((3-2x)3+(7x-18))=8+3 | | 2m+18=16-4m-28 | | -5.4=1.3+x | | -10+2x=14 | | 1.50b^2-24b-24=0 |

Equations solver categories