2x^2-7x+12=0

Simple and best practice solution for 2x^2-7x+12=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 2x^2-7x+12=0 equation:


Simplifying
2x2 + -7x + 12 = 0

Reorder the terms:
12 + -7x + 2x2 = 0

Solving
12 + -7x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
6 + -3.5x + x2 = 0

Move the constant term to the right:

Add '-6' to each side of the equation.
6 + -3.5x + -6 + x2 = 0 + -6

Reorder the terms:
6 + -6 + -3.5x + x2 = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -3.5x + x2 = 0 + -6
-3.5x + x2 = 0 + -6

Combine like terms: 0 + -6 = -6
-3.5x + x2 = -6

The x term is -3.5x.  Take half its coefficient (-1.75).
Square it (3.0625) and add it to both sides.

Add '3.0625' to each side of the equation.
-3.5x + 3.0625 + x2 = -6 + 3.0625

Reorder the terms:
3.0625 + -3.5x + x2 = -6 + 3.0625

Combine like terms: -6 + 3.0625 = -2.9375
3.0625 + -3.5x + x2 = -2.9375

Factor a perfect square on the left side:
(x + -1.75)(x + -1.75) = -2.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3b+8=7b | | 4+18=5 | | 2a-1=3 | | 6x^3+20x^2-16x=0 | | 3v-2=13 | | 9y=4y-35 | | 7x+24=5x | | 3-8x-5x^2=2x | | 3x^3+2x^2-108x-72=0 | | -8x-6=-9x-4 | | 4n=7n+12 | | 5y-3=0 | | 6x=18+4x | | -3-19=-11 | | 2x^3+3x^2+40x+60=0 | | 4x-2-6x+8=4 | | 7x-1=5x+5 | | 10x+17=80 | | 2x^3+3x^2+40+60=0 | | x^2-9x-52=0 | | 2x-2=64-4x | | -2(a+3)=-24 | | 3x=y-11 | | x^2-5x+10=4 | | 4x-9=6x | | .6w+8=26 | | x^2-x-3=x | | 7=10 | | t^2-3=12 | | 1=100 | | 78=-10x+18 | | 25=s+13-45 |

Equations solver categories