1.8(n-2)=9

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Solution for 1.8(n-2)=9 equation:


Simplifying
1.8(n + -2) = 9

Reorder the terms:
1.8(-2 + n) = 9
(-2 * 1.8 + n * 1.8) = 9
(-3.6 + 1.8n) = 9

Solving
-3.6 + 1.8n = 9

Solving for variable 'n'.

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

Add '3.6' to each side of the equation.
-3.6 + 3.6 + 1.8n = 9 + 3.6

Combine like terms: -3.6 + 3.6 = 0.0
0.0 + 1.8n = 9 + 3.6
1.8n = 9 + 3.6

Combine like terms: 9 + 3.6 = 12.6
1.8n = 12.6

Divide each side by '1.8'.
n = 7

Simplifying
n = 7

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