12x^2+7x+12=

Simple and best practice solution for 12x^2+7x+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 12x^2+7x+12= equation:


Simplifying
12x2 + 7x + 12 = 0

Reorder the terms:
12 + 7x + 12x2 = 0

Solving
12 + 7x + 12x2 = 0

Solving for variable 'x'.

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

Divide each side by '12'.
1 + 0.5833333333x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + 0.5833333333x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + 0.5833333333x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 0.5833333333x + x2 = 0 + -1
0.5833333333x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
0.5833333333x + x2 = -1

The x term is 0.5833333333x.  Take half its coefficient (0.2916666667).
Square it (0.08506944446) and add it to both sides.

Add '0.08506944446' to each side of the equation.
0.5833333333x + 0.08506944446 + x2 = -1 + 0.08506944446

Reorder the terms:
0.08506944446 + 0.5833333333x + x2 = -1 + 0.08506944446

Combine like terms: -1 + 0.08506944446 = -0.91493055554
0.08506944446 + 0.5833333333x + x2 = -0.91493055554

Factor a perfect square on the left side:
(x + 0.2916666667)(x + 0.2916666667) = -0.91493055554

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 0.6(x-4)=1.2 | | x+(0.5)x=1725 | | 4.8q-5.6-5.6q=1.8q-1.8 | | 5(2x+4)-14=3(4x-1) | | -3=x+6-x | | 2(5x+1)=42 | | 2m+1=-3 | | 13/-10 | | -30=9-7x-15-x | | 2m+1=-4+2-1 | | -7(r+3)-4r=-6(1+2r) | | x(x-2)=-20 | | 15=4(X-4)-(X-7) | | 5x-1=4x+4 | | 10=5(x-20) | | (3+7)3+(3+7)7= | | 74=3.7x | | 4x^2-20x-5=-2x^2+9x | | 6x-5y=6 | | 5-10v=14v | | 2/3(3m+48) | | 4x^2-27x+19=-8x+7 | | 2x+12y=40 | | 6x-3x+x-4+2x= | | 10=4+x/-3 | | t-7fort=20 | | 9x-45=8x+35 | | 3(2b-5)=1+6b | | 3h^2+16h-554=0 | | 5.6=-8+x | | 1/2(4k-6)=11 | | 9-8=16 |

Equations solver categories