6n+9=-21-6

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Solution for 6n+9=-21-6 equation:


Simplifying
6n + 9 = -21 + -6

Reorder the terms:
9 + 6n = -21 + -6

Combine like terms: -21 + -6 = -27
9 + 6n = -27

Solving
9 + 6n = -27

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + 6n = -27 + -9

Combine like terms: 9 + -9 = 0
0 + 6n = -27 + -9
6n = -27 + -9

Combine like terms: -27 + -9 = -36
6n = -36

Divide each side by '6'.
n = -6

Simplifying
n = -6

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