5n-18-4n=12

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Solution for 5n-18-4n=12 equation: 


Simplifying
5n + -18 + -4n = 12

Reorder the terms:
-18 + 5n + -4n = 12

Combine like terms: 5n + -4n = 1n
-18 + 1n = 12

Solving
-18 + 1n = 12

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 + 1n = 12 + 18

Combine like terms: -18 + 18 = 0
0 + 1n = 12 + 18
1n = 12 + 18

Combine like terms: 12 + 18 = 30
1n = 30

Divide each side by '1'.
n = 30

Simplifying
n = 30

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