84=-6(1-3k)

Solution for 84=-6(1-3k) equation:

Simplifying
84 = -6(1 + -3k)
84 = (1 * -6 + -3k * -6)
84 = (-6 + 18k)

Solving
84 = -6 + 18k

Solving for variable 'k'.

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

Add '-18k' to each side of the equation.
84 + -18k = -6 + 18k + -18k

Combine like terms: 18k + -18k = 0
84 + -18k = -6 + 0
84 + -18k = -6

Add '-84' to each side of the equation.
84 + -84 + -18k = -6 + -84

Combine like terms: 84 + -84 = 0
0 + -18k = -6 + -84
-18k = -6 + -84

Combine like terms: -6 + -84 = -90
-18k = -90

Divide each side by '-18'.
k = 5

Simplifying
k = 5