2x^2+10x+23=0

Simple and best practice solution for 2x^2+10x+23=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 2x^2+10x+23=0 equation:


Simplifying
2x2 + 10x + 23 = 0

Reorder the terms:
23 + 10x + 2x2 = 0

Solving
23 + 10x + 2x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
2 the coefficient of the squared term: 

Divide each side by '2'.
11.5 + 5x + x2 = 0

Move the constant term to the right:

Add '-11.5' to each side of the equation.
11.5 + 5x + -11.5 + x2 = 0 + -11.5

Reorder the terms:
11.5 + -11.5 + 5x + x2 = 0 + -11.5

Combine like terms: 11.5 + -11.5 = 0.0
0.0 + 5x + x2 = 0 + -11.5
5x + x2 = 0 + -11.5

Combine like terms: 0 + -11.5 = -11.5
5x + x2 = -11.5

The x term is 5x.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5x + 6.25 + x2 = -11.5 + 6.25

Reorder the terms:
6.25 + 5x + x2 = -11.5 + 6.25

Combine like terms: -11.5 + 6.25 = -5.25
6.25 + 5x + x2 = -5.25

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = -5.25

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 31=25(1+at) | | (2n+1)(3y-2)=-55 | | x^3+18x^2+108x+224=0 | | 5j+5=3j+1 | | 145=s-12 | | -3+5k=17 | | 5x-25=-30 | | 2y-64=58 | | 55=5v | | 8x-31=4x+7 | | -10+2k=-6 | | (9-5x)-(x+8)= | | 4x=20+8 | | 4(5a)= | | 3x+17=5(x-25) | | ?10x-25=20-5x | | 8g^4=g+9 | | 9+13z+7k-2z-4K-26= | | 5a-3=4a+5 | | X^2=133 | | (x+4)+(2x-3)=6 | | 13+6n-2n= | | n-9=91 | | 4a+6b-a-7b= | | (x+5)2+150=0 | | -6p+4q-7q+3p+p= | | t=8(2+3) | | 7+2=w | | -2z^2+z-5=0 | | 2t+8+-t=-3 | | n+0=n | | 2x-3y=34x-6y=-3 |

Equations solver categories