3x^2+12x+19=0

Simple and best practice solution for 3x^2+12x+19=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 3x^2+12x+19=0 equation:


Simplifying
3x2 + 12x + 19 = 0

Reorder the terms:
19 + 12x + 3x2 = 0

Solving
19 + 12x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
6.333333333 + 4x + x2 = 0

Move the constant term to the right:

Add '-6.333333333' to each side of the equation.
6.333333333 + 4x + -6.333333333 + x2 = 0 + -6.333333333

Reorder the terms:
6.333333333 + -6.333333333 + 4x + x2 = 0 + -6.333333333

Combine like terms: 6.333333333 + -6.333333333 = 0.000000000
0.000000000 + 4x + x2 = 0 + -6.333333333
4x + x2 = 0 + -6.333333333

Combine like terms: 0 + -6.333333333 = -6.333333333
4x + x2 = -6.333333333

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 = -6.333333333 + 4

Reorder the terms:
4 + 4x + x2 = -6.333333333 + 4

Combine like terms: -6.333333333 + 4 = -2.333333333
4 + 4x + x2 = -2.333333333

Factor a perfect square on the left side:
(x + 2)(x + 2) = -2.333333333

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| y^2=10y-18 | | (4x+7)(2x-9)=0 | | 1=34-w | | 25/2-23/2 | | 16=j-67 | | (4-3y)(4+3y)=0 | | 16=16 | | 11-4x=-2 | | 111=11+10+8+t | | S+57=104 | | 64+x+90=180 | | 170=17q | | 64+90=180 | | 70-a=60 | | 61=f-5 | | 9x=19-10x | | 4x+18=72-2x | | -3/8x=24 | | 4x=98-10x | | 45=4+z | | 4x+17=98-5x | | 135=15d | | 3x+19=83-5x | | 8x+7=27-2x | | 71-y=50 | | -3x+7y=2y+10 | | -36x^4+14x^3+2x^2= | | 18+5+k-1-17=15 | | 6/7-7=-1/7+6 | | 2x+17=62-3x | | -53x+95=5x^2-9 | | 2x+5=13-2x |

Equations solver categories