80=k(4)(4)

Solution for 80=k(4)(4) equation:

Simplifying
80 = k(4)(4)

Reorder the terms for easier multiplication:
80 = 4 * 4k

Multiply 4 * 4
80 = 16k

Solving
80 = 16k

Solving for variable 'k'.

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

Add '-16k' to each side of the equation.
80 + -16k = 16k + -16k

Combine like terms: 16k + -16k = 0
80 + -16k = 0

Add '-80' to each side of the equation.
80 + -80 + -16k = 0 + -80

Combine like terms: 80 + -80 = 0
0 + -16k = 0 + -80
-16k = 0 + -80

Combine like terms: 0 + -80 = -80
-16k = -80

Divide each side by '-16'.
k = 5

Simplifying
k = 5