81=-5(2n+1)+6

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Solution for 81=-5(2n+1)+6 equation:


Simplifying
81 = -5(2n + 1) + 6

Reorder the terms:
81 = -5(1 + 2n) + 6
81 = (1 * -5 + 2n * -5) + 6
81 = (-5 + -10n) + 6

Reorder the terms:
81 = -5 + 6 + -10n

Combine like terms: -5 + 6 = 1
81 = 1 + -10n

Solving
81 = 1 + -10n

Solving for variable 'n'.

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

Add '10n' to each side of the equation.
81 + 10n = 1 + -10n + 10n

Combine like terms: -10n + 10n = 0
81 + 10n = 1 + 0
81 + 10n = 1

Add '-81' to each side of the equation.
81 + -81 + 10n = 1 + -81

Combine like terms: 81 + -81 = 0
0 + 10n = 1 + -81
10n = 1 + -81

Combine like terms: 1 + -81 = -80
10n = -80

Divide each side by '10'.
n = -8

Simplifying
n = -8

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