3n+8=n+4

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Solution for 3n+8=n+4 equation:


Simplifying
3n + 8 = n + 4

Reorder the terms:
8 + 3n = n + 4

Reorder the terms:
8 + 3n = 4 + n

Solving
8 + 3n = 4 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
8 + 3n + -1n = 4 + n + -1n

Combine like terms: 3n + -1n = 2n
8 + 2n = 4 + n + -1n

Combine like terms: n + -1n = 0
8 + 2n = 4 + 0
8 + 2n = 4

Add '-8' to each side of the equation.
8 + -8 + 2n = 4 + -8

Combine like terms: 8 + -8 = 0
0 + 2n = 4 + -8
2n = 4 + -8

Combine like terms: 4 + -8 = -4
2n = -4

Divide each side by '2'.
n = -2

Simplifying
n = -2

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