3x^2-3x-36=0

Simple and best practice solution for 3x^2-3x-36=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^2-3x-36=0 equation:


Simplifying
3x2 + -3x + -36 = 0

Reorder the terms:
-36 + -3x + 3x2 = 0

Solving
-36 + -3x + 3x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-12 + -1x + x2) = 0

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

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {-3, 4}

See similar equations:

| 2(x-6)=6 | | 2x-1=2*6 | | 7(a+1)=21 | | 18=3c-3 | | 2e-5=9 | | 13x=15-2x+15x | | 5z^2-4z+1=0 | | 8p=48 | | 2x+8=4-6x | | -33x-8x=8x+15 | | 6-7x=126-42x | | 0=-16t^2+14t | | 2x^2-16x+25=0 | | (3+a)(3a-2)=0 | | -10x+4-7=7 | | -7m+7+10m=10 | | 7-2x=9-x | | 2y^4=5y^2-3 | | -3(8x+8)=-216 | | 14x^2+2x+12=6 | | f^2-9f+14=0 | | f^2-9+14=0 | | x+12=8x+20 | | t=u*n | | 2b+3b-5=15 | | 12x^2+6x+3=0 | | 6(2x-5)=2(6x+9) | | -8x-5=9 | | (y-12)(y+6)= | | 3x^2=2x(2x+10) | | -8*-1.75= | | 3x^2=4x^2+20x |

Equations solver categories