n^2-16n+5=6

Simple and best practice solution for n^2-16n+5=6 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 n^2-16n+5=6 equation:


Simplifying
n2 + -16n + 5 = 6

Reorder the terms:
5 + -16n + n2 = 6

Solving
5 + -16n + n2 = 6

Solving for variable 'n'.

Reorder the terms:
5 + -6 + -16n + n2 = 6 + -6

Combine like terms: 5 + -6 = -1
-1 + -16n + n2 = 6 + -6

Combine like terms: 6 + -6 = 0
-1 + -16n + n2 = 0

Begin completing the square.

Move the constant term to the right:

Add '1' to each side of the equation.
-1 + -16n + 1 + n2 = 0 + 1

Reorder the terms:
-1 + 1 + -16n + n2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -16n + n2 = 0 + 1
-16n + n2 = 0 + 1

Combine like terms: 0 + 1 = 1
-16n + n2 = 1

The n term is -16n.  Take half its coefficient (-8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
-16n + 64 + n2 = 1 + 64

Reorder the terms:
64 + -16n + n2 = 1 + 64

Combine like terms: 1 + 64 = 65
64 + -16n + n2 = 65

Factor a perfect square on the left side:
(n + -8)(n + -8) = 65

Calculate the square root of the right side: 8.062257748

Break this problem into two subproblems by setting 
(n + -8) equal to 8.062257748 and -8.062257748.

Subproblem 1

n + -8 = 8.062257748 Simplifying n + -8 = 8.062257748 Reorder the terms: -8 + n = 8.062257748 Solving -8 + n = 8.062257748 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + n = 8.062257748 + 8 Combine like terms: -8 + 8 = 0 0 + n = 8.062257748 + 8 n = 8.062257748 + 8 Combine like terms: 8.062257748 + 8 = 16.062257748 n = 16.062257748 Simplifying n = 16.062257748

Subproblem 2

n + -8 = -8.062257748 Simplifying n + -8 = -8.062257748 Reorder the terms: -8 + n = -8.062257748 Solving -8 + n = -8.062257748 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + n = -8.062257748 + 8 Combine like terms: -8 + 8 = 0 0 + n = -8.062257748 + 8 n = -8.062257748 + 8 Combine like terms: -8.062257748 + 8 = -0.062257748 n = -0.062257748 Simplifying n = -0.062257748

Solution

The solution to the problem is based on the solutions from the subproblems. n = {16.062257748, -0.062257748}

See similar equations:

| x^2-(4x)=21 | | Y-9=1/2(x-10) | | 70=10x*7/4*2 | | -8=3-1/7y | | p^2-16p+52=-8 | | X^4+6x^3-30x=0 | | 5x/4=-11/9 | | 9+6n=n+24 | | 3/4-2/6 | | 0.8x+81=41 | | 1/4(x-5)^2=8 | | 5-x=.50X+4 | | 5-x=.50+4 | | (2x-5)(2x-5)=11 | | W-18/2=1 | | x+2+4=-5 | | 5(4-m)=30 | | 3(v-7)=18 | | 3(2x-5)+7=4(x-3) | | 9+c=5 | | 18a-17a=10 | | -x^2+16x-63=0 | | 4x+2-4x+16=1x+4+9 | | v/4-10=14 | | 14j-13j-1=17 | | 36=12(1.05) | | 39=3v+15 | | X/4-x/5=6 | | x-2=8+-3 | | -2s+4s+9=3 | | ab=10 | | 5/a=9 |

Equations solver categories