7n^2-41n-54=2

Simple and best practice solution for 7n^2-41n-54=2 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 7n^2-41n-54=2 equation:


Simplifying
7n2 + -41n + -54 = 2

Reorder the terms:
-54 + -41n + 7n2 = 2

Solving
-54 + -41n + 7n2 = 2

Solving for variable 'n'.

Reorder the terms:
-54 + -2 + -41n + 7n2 = 2 + -2

Combine like terms: -54 + -2 = -56
-56 + -41n + 7n2 = 2 + -2

Combine like terms: 2 + -2 = 0
-56 + -41n + 7n2 = 0

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

Subproblem 1

Set the factor '(-8 + -7n)' equal to zero and attempt to solve: Simplifying -8 + -7n = 0 Solving -8 + -7n = 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 + -7n = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -7n = 0 + 8 -7n = 0 + 8 Combine like terms: 0 + 8 = 8 -7n = 8 Divide each side by '-7'. n = -1.142857143 Simplifying n = -1.142857143

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 = {-1.142857143, 7}

See similar equations:

| -4x-8=-4-5x | | -5(-r-3)=-2r-8(4+5r) | | 62=3x+5(x+6) | | 14-3/4j=-8 | | d/(-4)+3=15 | | 4(x+7)-4=56 | | -2(4+6)=r | | -53=-6r+7 | | 13x-2(x+4)=18x+1 | | 20.00-k=12.50 | | x+-4+2=14 | | -9+9k=-63 | | 8x+15=2(3x+1)-(-2x+15) | | 5x+10+15x-30=180 | | 6x10+2x20/2 | | 6x+11=106+x | | -4h-6+2(3h)=16 | | 0*50*800= | | 32x-16y=96x | | (u-1/u)/1-1/u | | 9a=0.81 | | 12=m*30+7 | | -(1-4v)-6=7+3(5v-1) | | 9v^2-5v=0 | | b-8/5-b+3/4= | | 5v^2-5v=0 | | W+3/2=6 | | 10+11x=12x | | 49-78m=14 | | 14x=-129.5 | | (3(x+4))/4=5+(7x/8) | | 1.3(8-b)+3.7b= |

Equations solver categories