2n-4=5-n

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Solution for 2n-4=5-n equation:


Simplifying
2n + -4 = 5 + -1n

Reorder the terms:
-4 + 2n = 5 + -1n

Solving
-4 + 2n = 5 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-4 + 2n + n = 5 + -1n + n

Combine like terms: 2n + n = 3n
-4 + 3n = 5 + -1n + n

Combine like terms: -1n + n = 0
-4 + 3n = 5 + 0
-4 + 3n = 5

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

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

Combine like terms: 5 + 4 = 9
3n = 9

Divide each side by '3'.
n = 3

Simplifying
n = 3

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