4n+9+n=69

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Solution for 4n+9+n=69 equation: 


Simplifying
4n + 9 + n = 69

Reorder the terms:
9 + 4n + n = 69

Combine like terms: 4n + n = 5n
9 + 5n = 69

Solving
9 + 5n = 69

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + 5n = 69 + -9

Combine like terms: 9 + -9 = 0
0 + 5n = 69 + -9
5n = 69 + -9

Combine like terms: 69 + -9 = 60
5n = 60

Divide each side by '5'.
n = 12

Simplifying
n = 12

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