21.60=1.80n

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Solution for 21.60=1.80n equation: 


Simplifying
21.60 = 1.80n

Solving
21.60 = 1.80n

Solving for variable 'n'.

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

Add '-1.80n' to each side of the equation.
21.60 + -1.80n = 1.80n + -1.80n

Combine like terms: 1.80n + -1.80n = 0.00
21.60 + -1.80n = 0.00

Add '-21.60' to each side of the equation.
21.60 + -21.60 + -1.80n = 0.00 + -21.60

Combine like terms: 21.60 + -21.60 = 0.00
0.00 + -1.80n = 0.00 + -21.60
-1.80n = 0.00 + -21.60

Combine like terms: 0.00 + -21.60 = -21.6
-1.80n = -21.6

Divide each side by '-1.80'.
n = 12

Simplifying
n = 12

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