2(n-1)=100

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Solution for 2(n-1)=100 equation: 


Simplifying
2(n + -1) = 100

Reorder the terms:
2(-1 + n) = 100
(-1 * 2 + n * 2) = 100
(-2 + 2n) = 100

Solving
-2 + 2n = 100

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 + 2n = 100 + 2

Combine like terms: -2 + 2 = 0
0 + 2n = 100 + 2
2n = 100 + 2

Combine like terms: 100 + 2 = 102
2n = 102

Divide each side by '2'.
n = 51

Simplifying
n = 51

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