-(-12n-2)=-(3n-9)-7

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Solution for -(-12n-2)=-(3n-9)-7 equation:


Simplifying
-1(-12n + -2) = -1(3n + -9) + -7

Reorder the terms:
-1(-2 + -12n) = -1(3n + -9) + -7
(-2 * -1 + -12n * -1) = -1(3n + -9) + -7
(2 + 12n) = -1(3n + -9) + -7

Reorder the terms:
2 + 12n = -1(-9 + 3n) + -7
2 + 12n = (-9 * -1 + 3n * -1) + -7
2 + 12n = (9 + -3n) + -7

Reorder the terms:
2 + 12n = 9 + -7 + -3n

Combine like terms: 9 + -7 = 2
2 + 12n = 2 + -3n

Add '-2' to each side of the equation.
2 + -2 + 12n = 2 + -2 + -3n

Combine like terms: 2 + -2 = 0
0 + 12n = 2 + -2 + -3n
12n = 2 + -2 + -3n

Combine like terms: 2 + -2 = 0
12n = 0 + -3n
12n = -3n

Solving
12n = -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.
12n + 3n = -3n + 3n

Combine like terms: 12n + 3n = 15n
15n = -3n + 3n

Combine like terms: -3n + 3n = 0
15n = 0

Divide each side by '15'.
n = 0

Simplifying
n = 0

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