x^2-4x+12=

Simple and best practice solution for x^2-4x+12= 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^2-4x+12= equation:


Simplifying
x2 + -4x + 12 = 0

Reorder the terms:
12 + -4x + x2 = 0

Solving
12 + -4x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-12' to each side of the equation.
12 + -4x + -12 + x2 = 0 + -12

Reorder the terms:
12 + -12 + -4x + x2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -4x + x2 = 0 + -12
-4x + x2 = 0 + -12

Combine like terms: 0 + -12 = -12
-4x + x2 = -12

The x term is -4x.  Take half its coefficient (-2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
-4x + 4 + x2 = -12 + 4

Reorder the terms:
4 + -4x + x2 = -12 + 4

Combine like terms: -12 + 4 = -8
4 + -4x + x2 = -8

Factor a perfect square on the left side:
(x + -2)(x + -2) = -8

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x^2-4+12= | | 4x+22=14x+88 | | 9+2(2x-1)=6(x+2) | | 3x+9=6(x+6) | | c=0.9y+30 | | 2x/3-4=2 | | x+3(x-2)=3 | | 20*x=72000 | | 2(4-3*2/3)-6=-2 | | x-5=1/2 | | 4x/5=1/2 | | x-5=60 | | -(5+x)+3(2x-1)=5+(-x+1) | | 2(4-3x)-6=-2 | | 3x-10=5x+30 | | 2x+28=4x | | (z+1)4=0 | | 3(x+1)=-4(2x-3) | | 1.40-y=1.45-(1.19-y) | | 15x+6y=285 | | 11x-18=8+3 | | 6(8T+1)=3(T-8)+3(T-6) | | y=x(2)-5x+6 | | 3(2n+5)-4(n+2)=19 | | -0.05+(1.19-Y)=Y | | 12=2b+6 | | -3=-3y+21 | | -36=-72-9u | | 6x-1=16x-7 | | -12t-96=24 | | 2x+2x+4+2x+8+x-6=x-29 | | -21=-7s-49 |

Equations solver categories