21-12n+16n-5=

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Solution for 21-12n+16n-5= equation:


Simplifying
21 + -12n + 16n + -5 = 0

Reorder the terms:
21 + -5 + -12n + 16n = 0

Combine like terms: 21 + -5 = 16
16 + -12n + 16n = 0

Combine like terms: -12n + 16n = 4n
16 + 4n = 0

Solving
16 + 4n = 0

Solving for variable 'n'.

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

Add '-16' to each side of the equation.
16 + -16 + 4n = 0 + -16

Combine like terms: 16 + -16 = 0
0 + 4n = 0 + -16
4n = 0 + -16

Combine like terms: 0 + -16 = -16
4n = -16

Divide each side by '4'.
n = -4

Simplifying
n = -4

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