8n-[2n-3]=12

Solution for 8n-[2n-3]=12 equation:

Simplifying
8n + -1[2n + -3] = 12

Reorder the terms:
8n + -1[-3 + 2n] = 12
8n + [-3 * -1 + 2n * -1] = 12
8n + [3 + -2n] = 12

Reorder the terms:
3 + 8n + -2n = 12

Combine like terms: 8n + -2n = 6n
3 + 6n = 12

Solving
3 + 6n = 12

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + 6n = 12 + -3

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

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

Divide each side by '6'.
n = 1.5

Simplifying
n = 1.5