36=(9xN)-(3xN)

Solution for 36=(9xN)-(3xN) equation:

Simplifying
36 = (9xN) + -1(3xN)

Remove parenthesis around (3xN)
36 = (9xN) + -1 * 3xN

Multiply -1 * 3
36 = (9xN) + -3xN

Combine like terms: (9xN) + -3xN = 6xN
36 = 6xN

Solving
36 = 6xN

Solving for variable 'x'.

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

Add '-6xN' to each side of the equation.
36 + -6xN = 6xN + -6xN

Combine like terms: 6xN + -6xN = 0
36 + -6xN = 0

Add '-36' to each side of the equation.
36 + -36 + -6xN = 0 + -36

Combine like terms: 36 + -36 = 0
0 + -6xN = 0 + -36
-6xN = 0 + -36

Combine like terms: 0 + -36 = -36
-6xN = -36

Divide each side by '-6N'.
x = 6N-1

Simplifying
x = 6N-1