n+3=2n-1

Solution for n+3=2n-1 equation:

Simplifying
n + 3 = 2n + -1

Reorder the terms:
3 + n = 2n + -1

Reorder the terms:
3 + n = -1 + 2n

Solving
3 + n = -1 + 2n

Solving for variable 'n'.

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

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

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

Combine like terms: 2n + -2n = 0
3 + -1n = -1 + 0
3 + -1n = -1

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

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

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

Divide each side by '-1'.
n = 4

Simplifying
n = 4