-(2n+6)=-3-3n

Solution for -(2n+6)=-3-3n equation:

Simplifying
-1(2n + 6) = -3 + -3n

Reorder the terms:
-1(6 + 2n) = -3 + -3n
(6 * -1 + 2n * -1) = -3 + -3n
(-6 + -2n) = -3 + -3n

Solving
-6 + -2n = -3 + -3n

Solving for variable 'n'.

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

Add '3n' to each side of the equation.
-6 + -2n + 3n = -3 + -3n + 3n

Combine like terms: -2n + 3n = 1n
-6 + 1n = -3 + -3n + 3n

Combine like terms: -3n + 3n = 0
-6 + 1n = -3 + 0
-6 + 1n = -3

Add '6' to each side of the equation.
-6 + 6 + 1n = -3 + 6

Combine like terms: -6 + 6 = 0
0 + 1n = -3 + 6
1n = -3 + 6

Combine like terms: -3 + 6 = 3
1n = 3

Divide each side by '1'.
n = 3

Simplifying
n = 3