42n^2-330n-48=0

Simple and best practice solution for 42n^2-330n-48=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 42n^2-330n-48=0 equation:


Simplifying
42n2 + -330n + -48 = 0

Reorder the terms:
-48 + -330n + 42n2 = 0

Solving
-48 + -330n + 42n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '6'.
6(-8 + -55n + 7n2) = 0

Factor a trinomial.
6((-1 + -7n)(8 + -1n)) = 0

Ignore the factor 6.

Subproblem 1

Set the factor '(-1 + -7n)' equal to zero and attempt to solve: Simplifying -1 + -7n = 0 Solving -1 + -7n = 0 Move all terms containing n to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -7n = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -7n = 0 + 1 -7n = 0 + 1 Combine like terms: 0 + 1 = 1 -7n = 1 Divide each side by '-7'. n = -0.1428571429 Simplifying n = -0.1428571429

Subproblem 2

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

Solution

n = {-0.1428571429, 8}

See similar equations:

| -5(-11)= | | 7n^2+74n+40=0 | | 1/2*x=5/7 | | 11+(-7)= | | 18x^2-168x+360=0 | | 5p-12-7p=33 | | s^2+7sg-18g^2= | | 3(n-5)=35 | | x^2-2/3x=8/9 | | c^2+5cj-24j^2= | | 3r^2-5r=0 | | v^2+5vp-36p^2= | | 5=m-(-12) | | 3m-4n=24 | | (p/8)=-3 | | 3(12x+1)=4x+9 | | 4r^2-16r-48=0 | | 16^1/2 | | v^2-11v+24= | | 1875u^10y^10/45u^2y^7 | | 5/5/1/2 | | c^2-5c+4= | | x=60t-16t^2 | | 7-2p=-15 | | 5n^2-21n-54=0 | | 7n^2-9n=0 | | 2(125+7)/3 | | t^2+12t+32= | | 7(26-5)+3=10 | | 3p-8=25 | | 61-7x=2x+17 | | 7a^2+66a+27=0 |

Equations solver categories