3(3n-4)=3(n+4)

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


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

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

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

Solving
-12 + 9n = 12 + 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.
-12 + 9n + -3n = 12 + 3n + -3n

Combine like terms: 9n + -3n = 6n
-12 + 6n = 12 + 3n + -3n

Combine like terms: 3n + -3n = 0
-12 + 6n = 12 + 0
-12 + 6n = 12

Add '12' to each side of the equation.
-12 + 12 + 6n = 12 + 12

Combine like terms: -12 + 12 = 0
0 + 6n = 12 + 12
6n = 12 + 12

Combine like terms: 12 + 12 = 24
6n = 24

Divide each side by '6'.
n = 4

Simplifying
n = 4

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