3n+7n+9n-1=

Solution for 3n+7n+9n-1= equation:

Simplifying
3n + 7n + 9n + -1 = 0

Reorder the terms:
-1 + 3n + 7n + 9n = 0

Combine like terms: 3n + 7n = 10n
-1 + 10n + 9n = 0

Combine like terms: 10n + 9n = 19n
-1 + 19n = 0

Solving
-1 + 19n = 0

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 + 19n = 0 + 1

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

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

Divide each side by '19'.
n = 0.05263157895

Simplifying
n = 0.05263157895