2n-1=19

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Solution for 2n-1=19 equation: 


Simplifying
2n + -1 = 19

Reorder the terms:
-1 + 2n = 19

Solving
-1 + 2n = 19

Solving for variable 'n'.

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

Add '1' to each side of the equation.
-1 + 1 + 2n = 19 + 1

Combine like terms: -1 + 1 = 0
0 + 2n = 19 + 1
2n = 19 + 1

Combine like terms: 19 + 1 = 20
2n = 20

Divide each side by '2'.
n = 10

Simplifying
n = 10

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