3n-n+7+4n-4=

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Solution for 3n-n+7+4n-4= equation:


Simplifying
3n + -1n + 7 + 4n + -4 = 0

Reorder the terms:
7 + -4 + 3n + -1n + 4n = 0

Combine like terms: 7 + -4 = 3
3 + 3n + -1n + 4n = 0

Combine like terms: 3n + -1n = 2n
3 + 2n + 4n = 0

Combine like terms: 2n + 4n = 6n
3 + 6n = 0

Solving
3 + 6n = 0

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 + 6n = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 6n = 0 + -3
6n = 0 + -3

Combine like terms: 0 + -3 = -3
6n = -3

Divide each side by '6'.
n = -0.5

Simplifying
n = -0.5

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