3n+5+4n=

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Solution for 3n+5+4n= equation:


Simplifying
3n + 5 + 4n = 0

Reorder the terms:
5 + 3n + 4n = 0

Combine like terms: 3n + 4n = 7n
5 + 7n = 0

Solving
5 + 7n = 0

Solving for variable 'n'.

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

Add '-5' to each side of the equation.
5 + -5 + 7n = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 7n = 0 + -5
7n = 0 + -5

Combine like terms: 0 + -5 = -5
7n = -5

Divide each side by '7'.
n = -0.7142857143

Simplifying
n = -0.7142857143

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