81=5-2(6k-2)

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Solution for 81=5-2(6k-2) equation:


Simplifying
81 = 5 + -2(6k + -2)

Reorder the terms:
81 = 5 + -2(-2 + 6k)
81 = 5 + (-2 * -2 + 6k * -2)
81 = 5 + (4 + -12k)

Combine like terms: 5 + 4 = 9
81 = 9 + -12k

Solving
81 = 9 + -12k

Solving for variable 'k'.

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

Add '12k' to each side of the equation.
81 + 12k = 9 + -12k + 12k

Combine like terms: -12k + 12k = 0
81 + 12k = 9 + 0
81 + 12k = 9

Add '-81' to each side of the equation.
81 + -81 + 12k = 9 + -81

Combine like terms: 81 + -81 = 0
0 + 12k = 9 + -81
12k = 9 + -81

Combine like terms: 9 + -81 = -72
12k = -72

Divide each side by '12'.
k = -6

Simplifying
k = -6

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