3n+2(n-1)=5

Solution for 3n+2(n-1)=5 equation:

Simplifying
3n + 2(n + -1) = 5

Reorder the terms:
3n + 2(-1 + n) = 5
3n + (-1 * 2 + n * 2) = 5
3n + (-2 + 2n) = 5

Reorder the terms:
-2 + 3n + 2n = 5

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

Solving
-2 + 5n = 5

Solving for variable 'n'.

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

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

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

Combine like terms: 5 + 2 = 7
5n = 7

Divide each side by '5'.
n = 1.4

Simplifying
n = 1.4