n-2n-90=0

Solution for n-2n-90=0 equation:

Simplifying
n + -2n + -90 = 0

Reorder the terms:
-90 + n + -2n = 0

Combine like terms: n + -2n = -1n
-90 + -1n = 0

Solving
-90 + -1n = 0

Solving for variable 'n'.

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

Add '90' to each side of the equation.
-90 + 90 + -1n = 0 + 90

Combine like terms: -90 + 90 = 0
0 + -1n = 0 + 90
-1n = 0 + 90

Combine like terms: 0 + 90 = 90
-1n = 90

Divide each side by '-1'.
n = -90

Simplifying
n = -90