n-4(3-3n)=-77

Solution for n-4(3-3n)=-77 equation:

Simplifying
n + -4(3 + -3n) = -77
n + (3 * -4 + -3n * -4) = -77
n + (-12 + 12n) = -77

Reorder the terms:
-12 + n + 12n = -77

Combine like terms: n + 12n = 13n
-12 + 13n = -77

Solving
-12 + 13n = -77

Solving for variable 'n'.

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

Add '12' to each side of the equation.
-12 + 12 + 13n = -77 + 12

Combine like terms: -12 + 12 = 0
0 + 13n = -77 + 12
13n = -77 + 12

Combine like terms: -77 + 12 = -65
13n = -65

Divide each side by '13'.
n = -5

Simplifying
n = -5