3n+8+5n=40

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Solution for 3n+8+5n=40 equation: 


Simplifying
3n + 8 + 5n = 40

Reorder the terms:
8 + 3n + 5n = 40

Combine like terms: 3n + 5n = 8n
8 + 8n = 40

Solving
8 + 8n = 40

Solving for variable 'n'.

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

Add '-8' to each side of the equation.
8 + -8 + 8n = 40 + -8

Combine like terms: 8 + -8 = 0
0 + 8n = 40 + -8
8n = 40 + -8

Combine like terms: 40 + -8 = 32
8n = 32

Divide each side by '8'.
n = 4

Simplifying
n = 4

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