N^2+6N-41=7

Simple and best practice solution for N^2+6N-41=7 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+6N-41=7 equation:


Simplifying
N2 + 6N + -41 = 7

Reorder the terms:
-41 + 6N + N2 = 7

Solving
-41 + 6N + N2 = 7

Solving for variable 'N'.

Reorder the terms:
-41 + -7 + 6N + N2 = 7 + -7

Combine like terms: -41 + -7 = -48
-48 + 6N + N2 = 7 + -7

Combine like terms: 7 + -7 = 0
-48 + 6N + N2 = 0

Begin completing the square.

Move the constant term to the right:

Add '48' to each side of the equation.
-48 + 6N + 48 + N2 = 0 + 48

Reorder the terms:
-48 + 48 + 6N + N2 = 0 + 48

Combine like terms: -48 + 48 = 0
0 + 6N + N2 = 0 + 48
6N + N2 = 0 + 48

Combine like terms: 0 + 48 = 48
6N + N2 = 48

The N term is 6N.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6N + 9 + N2 = 48 + 9

Reorder the terms:
9 + 6N + N2 = 48 + 9

Combine like terms: 48 + 9 = 57
9 + 6N + N2 = 57

Factor a perfect square on the left side:
(N + 3)(N + 3) = 57

Calculate the square root of the right side: 7.549834435

Break this problem into two subproblems by setting 
(N + 3) equal to 7.549834435 and -7.549834435.

Subproblem 1

N + 3 = 7.549834435 Simplifying N + 3 = 7.549834435 Reorder the terms: 3 + N = 7.549834435 Solving 3 + N = 7.549834435 Solving for variable 'N'. Move all terms containing N to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + N = 7.549834435 + -3 Combine like terms: 3 + -3 = 0 0 + N = 7.549834435 + -3 N = 7.549834435 + -3 Combine like terms: 7.549834435 + -3 = 4.549834435 N = 4.549834435 Simplifying N = 4.549834435

Subproblem 2

N + 3 = -7.549834435 Simplifying N + 3 = -7.549834435 Reorder the terms: 3 + N = -7.549834435 Solving 3 + N = -7.549834435 Solving for variable 'N'. Move all terms containing N to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + N = -7.549834435 + -3 Combine like terms: 3 + -3 = 0 0 + N = -7.549834435 + -3 N = -7.549834435 + -3 Combine like terms: -7.549834435 + -3 = -10.549834435 N = -10.549834435 Simplifying N = -10.549834435

Solution

The solution to the problem is based on the solutions from the subproblems. N = {4.549834435, -10.549834435}

See similar equations:

| -6(p-6)=30-4p | | 24(5/6) | | -24/48x=18/9x | | 3/4x-1/2=-4/5x-11/2 | | 48x/-24=9x/18 | | 7x+6x=15 | | -28=x-18 | | 48x-24=6x+18+3x | | x^2-99-2=0 | | 27+m=-3(1+3m) | | 48x/-24=8x/18 | | x(3x-14)=96 | | X-17=-26 | | 9s^2+9s-4=0 | | 8x=31/5 | | 4/3=4/t | | Y=5-2x(-1) | | 3x+3y-10+10y+10=160 | | 16x-3=77 | | 19x+14=109 | | (7r^10)(4r^8)= | | 62/150 | | 2X-9+3x-29=120 | | 3w-15-4w+24=-1+9 | | V=ZRK | | 2x-9+3x-29=180 | | 38x/38=40/38 | | D-1/6=3/4 | | 3/4c(c-1)=c | | 2-5x+3x=-18 | | -3(x+5x)=4 | | 9x^7/10p^2•100p^4/81x |

Equations solver categories