18-3n=20

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Solution for 18-3n=20 equation: 


Simplifying
18 + -3n = 20

Solving
18 + -3n = 20

Solving for variable 'n'.

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

Add '-18' to each side of the equation.
18 + -18 + -3n = 20 + -18

Combine like terms: 18 + -18 = 0
0 + -3n = 20 + -18
-3n = 20 + -18

Combine like terms: 20 + -18 = 2
-3n = 2

Divide each side by '-3'.
n = -0.6666666667

Simplifying
n = -0.6666666667

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