12x^2+4x-56=0

Simple and best practice solution for 12x^2+4x-56=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+4x-56=0 equation:


Simplifying
12x2 + 4x + -56 = 0

Reorder the terms:
-56 + 4x + 12x2 = 0

Solving
-56 + 4x + 12x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-14 + x + 3x2) = 0

Factor a trinomial.
4((-7 + -3x)(2 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-7 + -3x)' equal to zero and attempt to solve: Simplifying -7 + -3x = 0 Solving -7 + -3x = 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 + -3x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -3x = 0 + 7 -3x = 0 + 7 Combine like terms: 0 + 7 = 7 -3x = 7 Divide each side by '-3'. x = -2.333333333 Simplifying x = -2.333333333

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-2.333333333, 2}

See similar equations:

| 4t+3=t-6 | | 2x-3y+z=2 | | 4h-35=5 | | -16*x^2+160*x+0=336 | | 20+6n=32 | | 8/y+2-3y | | 5u-3=u+9 | | 19c-33=81 | | -9x-5=-9-4x | | (137+129063)-36169+174= | | 8a=3a+10 | | -6.6(2t+4)-1.1(4t-6)= | | 3x^4+2=5 | | 7+n/4=19 | | 52=5d+27 | | 3/4y-5=13 | | 78=9n-3 | | x/3+68=70 | | 5t+20=18 | | 0.5(x+1)-0.3(x-1)=2 | | 81=16q-95 | | 4z-35=93 | | 100[0.04(x+10)]= | | 62x+2=5x+1 | | 2-87677= | | 2X+5X*2=9 | | 101/x=0.7 | | 2m/(1-3m)+5/8=0 | | 2m/1-3m+5/8=0 | | 5x-4=3x-7 | | n^6+12n= | | 15q-7=125 |

Equations solver categories