-6x+21=12n+-15

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Solution for -6x+21=12n+-15 equation: 


Simplifying
-6x + 21 = 12n + -15

Reorder the terms:
21 + -6x = 12n + -15

Reorder the terms:
21 + -6x = -15 + 12n

Solving
21 + -6x = -15 + 12n

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + -6x = -15 + -21 + 12n

Combine like terms: 21 + -21 = 0
0 + -6x = -15 + -21 + 12n
-6x = -15 + -21 + 12n

Combine like terms: -15 + -21 = -36
-6x = -36 + 12n

Divide each side by '-6'.
x = 6 + -2n

Simplifying
x = 6 + -2n

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