3m^2-3m-168=0

Simple and best practice solution for 3m^2-3m-168=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 3m^2-3m-168=0 equation:


Simplifying
3m2 + -3m + -168 = 0

Reorder the terms:
-168 + -3m + 3m2 = 0

Solving
-168 + -3m + 3m2 = 0

Solving for variable 'm'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-56 + -1m + m2) = 0

Factor a trinomial.
3((-7 + -1m)(8 + -1m)) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(8 + -1m)' equal to zero and attempt to solve: Simplifying 8 + -1m = 0 Solving 8 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1m = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1m = 0 + -8 -1m = 0 + -8 Combine like terms: 0 + -8 = -8 -1m = -8 Divide each side by '-1'. m = 8 Simplifying m = 8

Solution

m = {-7, 8}

See similar equations:

| 3(m+2)=5(12m+24) | | 7x-21=3x+15 | | 6(3+5x)-2=76 | | 7x-21=3x+12 | | 25x^2-1=8 | | 7x-56=8x+36 | | 6k+5m+3n= | | 7x-8+90+90+90=360 | | (x+1)=55-5x | | 7x-8+90+90+90=180 | | =3x^2y+9xy^2+6xy^3+15x^5y^7 | | (4-2x)(3-4x)=0 | | r(-5)=3 | | ln-5l=9 | | 11916-414= | | 11+c=18 | | 6x+16=-2y | | 12x-2=6x+10 | | 9x+22+110+100+105+95=360 | | y+-6=-4 | | 9x+22+110+100+105+95=180 | | 2x-0=x-5 | | f(x)=e^9x | | 60d=30 | | 7x^3-21x^2+14x=0 | | 21=-x^2+56x+70 | | p(x)=x^3-6x^2+5x+12 | | 28=-x^2+56x+70 | | 42=-x^2+56x+70 | | 3x+4=x+28 | | 29=-x^2+56x+70 | | 24=3+7h |

Equations solver categories