(4n-20)-n=n+12

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Solution for (4n-20)-n=n+12 equation:


Simplifying
(4n + -20) + -1n = n + 12

Reorder the terms:
(-20 + 4n) + -1n = n + 12

Remove parenthesis around (-20 + 4n)
-20 + 4n + -1n = n + 12

Combine like terms: 4n + -1n = 3n
-20 + 3n = n + 12

Reorder the terms:
-20 + 3n = 12 + n

Solving
-20 + 3n = 12 + 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.
-20 + 3n + -1n = 12 + n + -1n

Combine like terms: 3n + -1n = 2n
-20 + 2n = 12 + n + -1n

Combine like terms: n + -1n = 0
-20 + 2n = 12 + 0
-20 + 2n = 12

Add '20' to each side of the equation.
-20 + 20 + 2n = 12 + 20

Combine like terms: -20 + 20 = 0
0 + 2n = 12 + 20
2n = 12 + 20

Combine like terms: 12 + 20 = 32
2n = 32

Divide each side by '2'.
n = 16

Simplifying
n = 16

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