(3n-4)+n=28

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Solution for (3n-4)+n=28 equation:


Simplifying
(3n + -4) + n = 28

Reorder the terms:
(-4 + 3n) + n = 28

Remove parenthesis around (-4 + 3n)
-4 + 3n + n = 28

Combine like terms: 3n + n = 4n
-4 + 4n = 28

Solving
-4 + 4n = 28

Solving for variable 'n'.

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

Add '4' to each side of the equation.
-4 + 4 + 4n = 28 + 4

Combine like terms: -4 + 4 = 0
0 + 4n = 28 + 4
4n = 28 + 4

Combine like terms: 28 + 4 = 32
4n = 32

Divide each side by '4'.
n = 8

Simplifying
n = 8

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