4x^2-12x+23=

Simple and best practice solution for 4x^2-12x+23= 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 4x^2-12x+23= equation:


Simplifying
4x2 + -12x + 23 = 0

Reorder the terms:
23 + -12x + 4x2 = 0

Solving
23 + -12x + 4x2 = 0

Solving for variable 'x'.

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

Divide each side by '4'.
5.75 + -3x + x2 = 0

Move the constant term to the right:

Add '-5.75' to each side of the equation.
5.75 + -3x + -5.75 + x2 = 0 + -5.75

Reorder the terms:
5.75 + -5.75 + -3x + x2 = 0 + -5.75

Combine like terms: 5.75 + -5.75 = 0.00
0.00 + -3x + x2 = 0 + -5.75
-3x + x2 = 0 + -5.75

Combine like terms: 0 + -5.75 = -5.75
-3x + x2 = -5.75

The x term is -3x.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3x + 2.25 + x2 = -5.75 + 2.25

Reorder the terms:
2.25 + -3x + x2 = -5.75 + 2.25

Combine like terms: -5.75 + 2.25 = -3.5
2.25 + -3x + x2 = -3.5

Factor a perfect square on the left side:
(x + -1.5)(x + -1.5) = -3.5

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3x+15=3x-19 | | 31.25-41.591= | | An=4n+7 | | -3z=-2z-15 | | 7.5w+10.55=-14.46+6w+0.26 | | x-10*x=0.36 | | 4.9p-17.55=-10.1p+1.83+18.8p | | -13m-13=-14m-6 | | 3r-2=1r+32s | | 20x-3x=7x | | -12+7-13t=-14t+11 | | x^2+6x-2674=0 | | 5u-2v=18 | | 300-25x=3(158-18x) | | 80x=800 | | -15b+11b-19=17-6b | | 158-18x=3(300-25) | | x^2+6x-1740=0 | | -17+3-17m=-19m+10 | | -16.25+3.8n=10.4n+18.8+15.11 | | -9+t=5 | | 55-5x=10 | | 2y+7=77 | | -16.25+0.3s+16.77=0.5s+2.38 | | 20+8r+14=5r-20 | | -4x+16=-16 | | 1b-3=-7 | | x+2x-15=33 | | 1x-12=13 | | 1y-7=12 | | 6.62+19.5j=-19.56+17.3-16.94 | | 1a+5=2 |

Equations solver categories