-n^2-6n+7=0

Simple and best practice solution for -n^2-6n+7=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 -n^2-6n+7=0 equation:


Simplifying
-1n2 + -6n + 7 = 0

Reorder the terms:
7 + -6n + -1n2 = 0

Solving
7 + -6n + -1n2 = 0

Solving for variable 'n'.

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

Subproblem 1

Set the factor '(1 + -1n)' equal to zero and attempt to solve: Simplifying 1 + -1n = 0 Solving 1 + -1n = 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 + -1n = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1n = 0 + -1 -1n = 0 + -1 Combine like terms: 0 + -1 = -1 -1n = -1 Divide each side by '-1'. n = 1 Simplifying n = 1

Subproblem 2

Set the factor '(7 + n)' equal to zero and attempt to solve: Simplifying 7 + n = 0 Solving 7 + n = 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 + n = 0 + -7 Combine like terms: 7 + -7 = 0 0 + n = 0 + -7 n = 0 + -7 Combine like terms: 0 + -7 = -7 n = -7 Simplifying n = -7

Solution

n = {1, -7}

See similar equations:

| 20=3/8x | | (x+41)=(2x+16) | | 21=7(x-6) | | 20=3/8z | | 3(x+6)-2=2x+26 | | 90=(x+12)+(x-4) | | (x+4)=(2x+16) | | 4x-2xy+8x= | | 4l*3w=1200 | | 8s-2s-2= | | x^4+29x^3+100x^2=0 | | 15y^2-22-5=0 | | 18g^2+36g-32=0 | | X=174+-5y | | 6m+4m+3=7 | | 174-5y=174-5y | | 8(9g+8)= | | 9x-4=(x+3) | | 5v^2-39v+33=5 | | 2+ln(x+5)=5 | | 5=21-3x | | 2j-5=aj+7 | | 4x*y=196 | | 10+4x=4x-3x^2 | | 138x^2-213x+81=0 | | 4-5n=8+n | | 5x^2+28x+13=-2 | | -4+c=-8 | | 4x-1=2y+7 | | b^2-8b+3=3 | | 6n^2+3n-27=-11 | | X(y-2)=y |

Equations solver categories