-21=3xn+2

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Solution for -21=3xn+2 equation:


Simplifying
-21 = 3xn + 2

Reorder the terms:
-21 = 2 + 3nx

Solving
-21 = 2 + 3nx

Solving for variable 'n'.

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

Add '-3nx' to each side of the equation.
-21 + -3nx = 2 + 3nx + -3nx

Combine like terms: 3nx + -3nx = 0
-21 + -3nx = 2 + 0
-21 + -3nx = 2

Add '21' to each side of the equation.
-21 + 21 + -3nx = 2 + 21

Combine like terms: -21 + 21 = 0
0 + -3nx = 2 + 21
-3nx = 2 + 21

Combine like terms: 2 + 21 = 23
-3nx = 23

Divide each side by '-3x'.
n = -7.666666667x-1

Simplifying
n = -7.666666667x-1

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