n+3n+2=9

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Solution for n+3n+2=9 equation: 


Simplifying
n + 3n + 2 = 9

Reorder the terms:
2 + n + 3n = 9

Combine like terms: n + 3n = 4n
2 + 4n = 9

Solving
2 + 4n = 9

Solving for variable 'n'.

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

Add '-2' to each side of the equation.
2 + -2 + 4n = 9 + -2

Combine like terms: 2 + -2 = 0
0 + 4n = 9 + -2
4n = 9 + -2

Combine like terms: 9 + -2 = 7
4n = 7

Divide each side by '4'.
n = 1.75

Simplifying
n = 1.75

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