8n-3-5n=18

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Solution for 8n-3-5n=18 equation: 


Simplifying
8n + -3 + -5n = 18

Reorder the terms:
-3 + 8n + -5n = 18

Combine like terms: 8n + -5n = 3n
-3 + 3n = 18

Solving
-3 + 3n = 18

Solving for variable 'n'.

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

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

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

Combine like terms: 18 + 3 = 21
3n = 21

Divide each side by '3'.
n = 7

Simplifying
n = 7

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