4n-4-7n=12-5n

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Solution for 4n-4-7n=12-5n equation: 


Simplifying
4n + -4 + -7n = 12 + -5n

Reorder the terms:
-4 + 4n + -7n = 12 + -5n

Combine like terms: 4n + -7n = -3n
-4 + -3n = 12 + -5n

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

Solving for variable 'n'.

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

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

Combine like terms: -3n + 5n = 2n
-4 + 2n = 12 + -5n + 5n

Combine like terms: -5n + 5n = 0
-4 + 2n = 12 + 0
-4 + 2n = 12

Add '4' to each side of the equation.
-4 + 4 + 2n = 12 + 4

Combine like terms: -4 + 4 = 0
0 + 2n = 12 + 4
2n = 12 + 4

Combine like terms: 12 + 4 = 16
2n = 16

Divide each side by '2'.
n = 8

Simplifying
n = 8

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