3(1-4n)=-81

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Solution for 3(1-4n)=-81 equation: 


Simplifying
3(1 + -4n) = -81
(1 * 3 + -4n * 3) = -81
(3 + -12n) = -81

Solving
3 + -12n = -81

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + -12n = -81 + -3

Combine like terms: 3 + -3 = 0
0 + -12n = -81 + -3
-12n = -81 + -3

Combine like terms: -81 + -3 = -84
-12n = -84

Divide each side by '-12'.
n = 7

Simplifying
n = 7

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