x^2+7x+27=

Simple and best practice solution for x^2+7x+27= 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+7x+27= equation:


Simplifying
x2 + 7x + 27 = 0

Reorder the terms:
27 + 7x + x2 = 0

Solving
27 + 7x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-27' to each side of the equation.
27 + 7x + -27 + x2 = 0 + -27

Reorder the terms:
27 + -27 + 7x + x2 = 0 + -27

Combine like terms: 27 + -27 = 0
0 + 7x + x2 = 0 + -27
7x + x2 = 0 + -27

Combine like terms: 0 + -27 = -27
7x + x2 = -27

The x term is 7x.  Take half its coefficient (3.5).
Square it (12.25) and add it to both sides.

Add '12.25' to each side of the equation.
7x + 12.25 + x2 = -27 + 12.25

Reorder the terms:
12.25 + 7x + x2 = -27 + 12.25

Combine like terms: -27 + 12.25 = -14.75
12.25 + 7x + x2 = -14.75

Factor a perfect square on the left side:
(x + 3.5)(x + 3.5) = -14.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 13=(-12)-v | | 5x-3=93-7x | | -5t^2+12t-9=0 | | 10k=5 | | 78-6x=30x+18 | | 3+7k=8-3k | | -halfx=6 | | .75x-.83=.66x | | .11111x^2-x-3=0 | | 3x+2+5x+5=8x+17 | | x-3=.11111x^2 | | x(x+5)=3(x+5) | | -4+2(5x-6)=-3x-39 | | 3ab+7ab-2a= | | 10x-6=9-5x | | 8x^5+7x^2+11=0 | | s^3-s^2=0 | | (x-6)(x-6)=x | | 8-5x+2=3x-6 | | .25x^2-x=0 | | 4-(-16)= | | 2X^3-3X^2-12X+5=0 | | 76-7x=2x+23 | | -6(5q+2)-6=9+3q | | 13-7x=70-28x | | x^2+4-12= | | 6-5a=-(3a+6) | | 3x+2=4x-14 | | 3a+4b=x | | 4-(-7a)=13-6a | | 6x^2+y=18 | | 2n-11=-23 |

Equations solver categories