50=2+(n-1)2

Solution for 50=2+(n-1)2 equation:

Simplifying
50 = 2 + (n + -1) * 2

Reorder the terms:
50 = 2 + (-1 + n) * 2

Reorder the terms for easier multiplication:
50 = 2 + 2(-1 + n)
50 = 2 + (-1 * 2 + n * 2)
50 = 2 + (-2 + 2n)

Combine like terms: 2 + -2 = 0
50 = 0 + 2n
50 = 2n

Solving
50 = 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.
50 + -2n = 2n + -2n

Combine like terms: 2n + -2n = 0
50 + -2n = 0

Add '-50' to each side of the equation.
50 + -50 + -2n = 0 + -50

Combine like terms: 50 + -50 = 0
0 + -2n = 0 + -50
-2n = 0 + -50

Combine like terms: 0 + -50 = -50
-2n = -50

Divide each side by '-2'.
n = 25

Simplifying
n = 25