0=x^2-4x+6

Simple and best practice solution for 0=x^2-4x+6 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 0=x^2-4x+6 equation:


Simplifying
0 = x2 + -4x + 6

Reorder the terms:
0 = 6 + -4x + x2

Solving
0 = 6 + -4x + x2

Solving for variable 'x'.

Combine like terms: 0 + -6 = -6
-6 + 4x + -1x2 = 6 + -4x + x2 + -6 + 4x + -1x2

Reorder the terms:
-6 + 4x + -1x2 = 6 + -6 + -4x + 4x + x2 + -1x2

Combine like terms: 6 + -6 = 0
-6 + 4x + -1x2 = 0 + -4x + 4x + x2 + -1x2
-6 + 4x + -1x2 = -4x + 4x + x2 + -1x2

Combine like terms: -4x + 4x = 0
-6 + 4x + -1x2 = 0 + x2 + -1x2
-6 + 4x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-6 + 4x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
6 + -4x + x2 = 0

Move the constant term to the right:

Add '-6' to each side of the equation.
6 + -4x + -6 + x2 = 0 + -6

Reorder the terms:
6 + -6 + -4x + x2 = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -4x + x2 = 0 + -6
-4x + x2 = 0 + -6

Combine like terms: 0 + -6 = -6
-4x + x2 = -6

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 = -6 + 4

Reorder the terms:
4 + -4x + x2 = -6 + 4

Combine like terms: -6 + 4 = -2
4 + -4x + x2 = -2

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

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 2(3x-3)=4 | | 2y-10=25-3y | | 4x^8-8x^7+8x^6= | | x+2=1/2 | | 33000-2/3 | | -6.9+r=-4.4 | | 9t+2t+23=98 | | 2t+5=9+t | | 9(x+3)=2(x+31) | | 5x-7=6x-4 | | 8-9=35 | | 3x-2=110-11x | | 4t+25=1 | | 4/2x+5+x-7/4x^2-25 | | 6x+12+9x+8=65 | | 7x+7=3x+43 | | 2.5s+2.5=15 | | 12x-2x+9x=18+1 | | 4b^3-1/4b=0 | | 4x+5=3x-5 | | 5w-32=-2(w+2) | | 10+r=6 | | 5+2d=7d | | 8k-20=-4 | | 14x+22=13x+17 | | 5(y+2)-7y=24 | | 5x+7y=109 | | 9=ax+bx | | x^2-28x+160=0 | | 3i+20=11 | | 6x-9=5x-1 | | 6c+10=4 |

Equations solver categories