k^2-7=-6

Simple and best practice solution for k^2-7=-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 k^2-7=-6 equation: 


Simplifying
k2 + -7 = -6

Reorder the terms:
-7 + k2 = -6

Solving
-7 + k2 = -6

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + k2 = -6 + 7

Combine like terms: -7 + 7 = 0
0 + k2 = -6 + 7
k2 = -6 + 7

Combine like terms: -6 + 7 = 1
k2 = 1

Simplifying
k2 = 1

Take the square root of each side:
k = {-1, 1}

See similar equations:

| sex=0 | | Log(2x+14)=7 | | 9+33=4x-24+2x | | -a^2+5a-4=0 | | 15-6x=-63 | | -g+(6+2g)=-4g+4 | | 2+y=10x+3 | | (34-x)=90 | | 36k^2-49=0 | | c+8.4=-9.2 | | d+4.6=-7.2 | | 99-4x=24x-126-3x | | 10x+7=3x-21 | | p+0.5=-1.1 | | 5x+4x=4 | | 7.7=c+-0.4 | | 72=3x+2 | | 8.3=n+-7.5 | | y-9.2=6.9 | | 18+3x=5x-12 | | 3(-5t+2)=14 | | 15=2t-11 | | x=190+0.7x | | 3x+4x+5=6x-4 | | 10*x^3-21*x^2+4=0 | | -0.5=d-1.5 | | 12x-2+4x+20=120 | | 72/2p=288 | | X^4+2x^2-130=0 | | -3.6=c-0.5 | | 3-w=17 | | -75-7x=45-12x |

Equations solver categories