6n^2-18n-168=0

Simple and best practice solution for 6n^2-18n-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 6n^2-18n-168=0 equation:


Simplifying
6n2 + -18n + -168 = 0

Reorder the terms:
-168 + -18n + 6n2 = 0

Solving
-168 + -18n + 6n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '6'.
6(-28 + -3n + n2) = 0

Factor a trinomial.
6((-4 + -1n)(7 + -1n)) = 0

Ignore the factor 6.

Subproblem 1

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

Subproblem 2

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

Solution

n = {-4, 7}

See similar equations:

| 12m-15=-3 | | 3x-0.4=1.4 | | Y+28=x+5 | | 8(x+3)-3x=2(x+12)+3x | | B+ax=2x | | -7v-19=6(1+3v) | | -5(x+3)+8=-7 | | 36w=648 | | 0.4(-5)+6.1= | | 6u^2+u-6=0 | | -2(t-2)+7t=9T-3 | | 3x+7+6x=106 | | -3(y-2)=-2y-1 | | ln(x+1)+ln(3)=ln(2x) | | x-15=4y | | 5.25n=46.50 | | 5*(12-3)=5*e | | 15n=5.25 | | 6a+3+2a=19 | | 8y-16=8y+-16 | | 8=2(4j+1)-5j | | 5(6x+2)-8=30x+2 | | 5(y+9)=-2y-4 | | b=75 | | 9+8=-20 | | -6y+5=16 | | 8x+18=8x-2 | | a^2+ab-72b^2=0 | | 2(v-4)-8v=28 | | 3(t+8)+4=8(t+2)3 | | 14-x=-38 | | 46.50-15=5.25 |

Equations solver categories