-3(4n-4)-9=(4n-5)

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Solution for -3(4n-4)-9=(4n-5) equation:


Simplifying
-3(4n + -4) + -9 = (4n + -5)

Reorder the terms:
-3(-4 + 4n) + -9 = (4n + -5)
(-4 * -3 + 4n * -3) + -9 = (4n + -5)
(12 + -12n) + -9 = (4n + -5)

Reorder the terms:
12 + -9 + -12n = (4n + -5)

Combine like terms: 12 + -9 = 3
3 + -12n = (4n + -5)

Reorder the terms:
3 + -12n = (-5 + 4n)

Remove parenthesis around (-5 + 4n)
3 + -12n = -5 + 4n

Solving
3 + -12n = -5 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
3 + -12n + -4n = -5 + 4n + -4n

Combine like terms: -12n + -4n = -16n
3 + -16n = -5 + 4n + -4n

Combine like terms: 4n + -4n = 0
3 + -16n = -5 + 0
3 + -16n = -5

Add '-3' to each side of the equation.
3 + -3 + -16n = -5 + -3

Combine like terms: 3 + -3 = 0
0 + -16n = -5 + -3
-16n = -5 + -3

Combine like terms: -5 + -3 = -8
-16n = -8

Divide each side by '-16'.
n = 0.5

Simplifying
n = 0.5

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