12x^2-80x-28=0

Simple and best practice solution for 12x^2-80x-28=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 12x^2-80x-28=0 equation:


Simplifying
12x2 + -80x + -28 = 0

Reorder the terms:
-28 + -80x + 12x2 = 0

Solving
-28 + -80x + 12x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-7 + -20x + 3x2) = 0

Factor a trinomial.
4((-1 + -3x)(7 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-1 + -3x)' equal to zero and attempt to solve: Simplifying -1 + -3x = 0 Solving -1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -3x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -3x = 0 + 1 -3x = 0 + 1 Combine like terms: 0 + 1 = 1 -3x = 1 Divide each side by '-3'. x = -0.3333333333 Simplifying x = -0.3333333333

Subproblem 2

Set the factor '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Solution

x = {-0.3333333333, 7}

See similar equations:

| 2-(-4p+7)=2p+4 | | 2(x+15)(x+5)= | | 80p+9=-6x-6+70p | | 0.5x-0.3(60+x)=0.4(50) | | 5-n+2+3n= | | 5x-6(x+7)=45-95 | | 1.4f-1.1=8.3-f | | 4x^2-3x=3x^2 | | -x+26=31 | | (x-6)(x-6)(3)=432 | | 3(2x-4)=2(3x+7) | | 14+3v=v+6 | | 3(x+2)+9=6x-3(-5+x) | | 6y+50=8y+14 | | -5x+14=-14-4x | | 2(x+4)=11(x+5) | | 5x+7+3=10 | | -2.5x+2=0.5(8-6) | | 4x+9x-2x=19+3 | | 6x+4x-6-2x-x-12=10 | | 30x+20=18 | | 2(6x+2)=3(3x-3) | | 111111111*111111111=x | | 6+1x=4 | | 6X-3=8+6x | | F(x)=2x^2+13x+6 | | 2x+62=12x-58 | | d=25x+16 | | 100+30x=100+30x | | 2a+5+2a=6a+5-2a | | 2(9x-4)=11 | | x^2+14.6x-2093=0 |

Equations solver categories