9(n-2)=(n-1)

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Solution for 9(n-2)=(n-1) equation:


Simplifying
9(n + -2) = (n + -1)

Reorder the terms:
9(-2 + n) = (n + -1)
(-2 * 9 + n * 9) = (n + -1)
(-18 + 9n) = (n + -1)

Reorder the terms:
-18 + 9n = (-1 + n)

Remove parenthesis around (-1 + n)
-18 + 9n = -1 + n

Solving
-18 + 9n = -1 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-18 + 9n + -1n = -1 + n + -1n

Combine like terms: 9n + -1n = 8n
-18 + 8n = -1 + n + -1n

Combine like terms: n + -1n = 0
-18 + 8n = -1 + 0
-18 + 8n = -1

Add '18' to each side of the equation.
-18 + 18 + 8n = -1 + 18

Combine like terms: -18 + 18 = 0
0 + 8n = -1 + 18
8n = -1 + 18

Combine like terms: -1 + 18 = 17
8n = 17

Divide each side by '8'.
n = 2.125

Simplifying
n = 2.125

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