3n+9-2=-8

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Solution for 3n+9-2=-8 equation: 


Simplifying
3n + 9 + -2 = -8

Reorder the terms:
9 + -2 + 3n = -8

Combine like terms: 9 + -2 = 7
7 + 3n = -8

Solving
7 + 3n = -8

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + 3n = -8 + -7

Combine like terms: 7 + -7 = 0
0 + 3n = -8 + -7
3n = -8 + -7

Combine like terms: -8 + -7 = -15
3n = -15

Divide each side by '3'.
n = -5

Simplifying
n = -5

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