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

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


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

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

Combine like terms: -1 + -10 = -11
-11 + 10n = -81

Solving
-11 + 10n = -81

Solving for variable 'n'.

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

Add '11' to each side of the equation.
-11 + 11 + 10n = -81 + 11

Combine like terms: -11 + 11 = 0
0 + 10n = -81 + 11
10n = -81 + 11

Combine like terms: -81 + 11 = -70
10n = -70

Divide each side by '10'.
n = -7

Simplifying
n = -7

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