3-5n=4n-8n

Solution for 3-5n=4n-8n equation:

Simplifying
3 + -5n = 4n + -8n

Combine like terms: 4n + -8n = -4n
3 + -5n = -4n

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

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

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

Add '-3' to each side of the equation.
3 + -3 + -1n = 0 + -3

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

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

Divide each side by '-1'.
n = 3

Simplifying
n = 3