-8-3n=21

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Solution for -8-3n=21 equation: 


Simplifying
-8 + -3n = 21

Solving
-8 + -3n = 21

Solving for variable 'n'.

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

Add '8' to each side of the equation.
-8 + 8 + -3n = 21 + 8

Combine like terms: -8 + 8 = 0
0 + -3n = 21 + 8
-3n = 21 + 8

Combine like terms: 21 + 8 = 29
-3n = 29

Divide each side by '-3'.
n = -9.666666667

Simplifying
n = -9.666666667

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