4+(-2)=2k*k

Solution for 4+(-2)=2k*k equation:

Simplifying
4 + (-2) = 2k * k
4 + -2 = 2k * k

Combine like terms: 4 + -2 = 2
2 = 2k * k

Multiply k * k
2 = 2k2

Solving
2 = 2k2

Solving for variable 'k'.

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

Add '-2k2' to each side of the equation.
2 + -2k2 = 2k2 + -2k2

Combine like terms: 2k2 + -2k2 = 0
2 + -2k2 = 0

Add '-2' to each side of the equation.
2 + -2 + -2k2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -2k2 = 0 + -2
-2k2 = 0 + -2

Combine like terms: 0 + -2 = -2
-2k2 = -2

Divide each side by '-2'.
k2 = 1

Simplifying
k2 = 1

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