8n(6n+5)=3

Simple and best practice solution for 8n(6n+5)=3 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 8n(6n+5)=3 equation:


Simplifying
8n(6n + 5) = 3

Reorder the terms:
8n(5 + 6n) = 3
(5 * 8n + 6n * 8n) = 3
(40n + 48n2) = 3

Solving
40n + 48n2 = 3

Solving for variable 'n'.

Reorder the terms:
-3 + 40n + 48n2 = 3 + -3

Combine like terms: 3 + -3 = 0
-3 + 40n + 48n2 = 0

Begin completing the square.  Divide all terms by
48 the coefficient of the squared term: 

Divide each side by '48'.
-0.0625 + 0.8333333333n + n2 = 0

Move the constant term to the right:

Add '0.0625' to each side of the equation.
-0.0625 + 0.8333333333n + 0.0625 + n2 = 0 + 0.0625

Reorder the terms:
-0.0625 + 0.0625 + 0.8333333333n + n2 = 0 + 0.0625

Combine like terms: -0.0625 + 0.0625 = 0.0000
0.0000 + 0.8333333333n + n2 = 0 + 0.0625
0.8333333333n + n2 = 0 + 0.0625

Combine like terms: 0 + 0.0625 = 0.0625
0.8333333333n + n2 = 0.0625

The n term is 0.8333333333n.  Take half its coefficient (0.4166666667).
Square it (0.1736111111) and add it to both sides.

Add '0.1736111111' to each side of the equation.
0.8333333333n + 0.1736111111 + n2 = 0.0625 + 0.1736111111

Reorder the terms:
0.1736111111 + 0.8333333333n + n2 = 0.0625 + 0.1736111111

Combine like terms: 0.0625 + 0.1736111111 = 0.2361111111
0.1736111111 + 0.8333333333n + n2 = 0.2361111111

Factor a perfect square on the left side:
(n + 0.4166666667)(n + 0.4166666667) = 0.2361111111

Calculate the square root of the right side: 0.485912658

Break this problem into two subproblems by setting 
(n + 0.4166666667) equal to 0.485912658 and -0.485912658.

Subproblem 1

n + 0.4166666667 = 0.485912658 Simplifying n + 0.4166666667 = 0.485912658 Reorder the terms: 0.4166666667 + n = 0.485912658 Solving 0.4166666667 + n = 0.485912658 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-0.4166666667' to each side of the equation. 0.4166666667 + -0.4166666667 + n = 0.485912658 + -0.4166666667 Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000 0.0000000000 + n = 0.485912658 + -0.4166666667 n = 0.485912658 + -0.4166666667 Combine like terms: 0.485912658 + -0.4166666667 = 0.0692459913 n = 0.0692459913 Simplifying n = 0.0692459913

Subproblem 2

n + 0.4166666667 = -0.485912658 Simplifying n + 0.4166666667 = -0.485912658 Reorder the terms: 0.4166666667 + n = -0.485912658 Solving 0.4166666667 + n = -0.485912658 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-0.4166666667' to each side of the equation. 0.4166666667 + -0.4166666667 + n = -0.485912658 + -0.4166666667 Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000 0.0000000000 + n = -0.485912658 + -0.4166666667 n = -0.485912658 + -0.4166666667 Combine like terms: -0.485912658 + -0.4166666667 = -0.9025793247 n = -0.9025793247 Simplifying n = -0.9025793247

Solution

The solution to the problem is based on the solutions from the subproblems. n = {0.0692459913, -0.9025793247}

See similar equations:

| 2x+30=-7 | | n+17-4n+6=46 | | 2(2x-5)=x+17 | | 4(-4x+7)=12 | | 13=6x-10+1 | | 2x-30=-7 | | X^2+7x+8=x+2 | | Y=25x^3-100x | | 3x-12+x=15+4x-3 | | -3x-12+x=15-4x-3 | | 3x-12-2x+2=14 | | 9(2n+5)=8(9n+6)+4 | | v-(-13)=-4 | | x+.30(4)=.80(x+4) | | x^3+x^2+x-2=-8 | | x^3+x^2+x-2=-4 | | 4a+5=a+13 | | 5x-21y=-6 | | .75=2(3x) | | 14x=57 | | 2(2x-5)=24 | | =7*9 | | 5x+14-2x=7-4x | | 10w-5w=35 | | 85x=1650-35x | | 2p-29=6 | | -4(2x+8)=16(2x-4) | | -6x-12=-24-3 | | 35x+15=325 | | 42=2x+3+7(x-4) | | 3xb=180 | | 3a+(4a-2b)= |

Equations solver categories