4n+5n+2+9=-12

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Solution for 4n+5n+2+9=-12 equation: 


Simplifying
4n + 5n + 2 + 9 = -12

Reorder the terms:
2 + 9 + 4n + 5n = -12

Combine like terms: 2 + 9 = 11
11 + 4n + 5n = -12

Combine like terms: 4n + 5n = 9n
11 + 9n = -12

Solving
11 + 9n = -12

Solving for variable 'n'.

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

Add '-11' to each side of the equation.
11 + -11 + 9n = -12 + -11

Combine like terms: 11 + -11 = 0
0 + 9n = -12 + -11
9n = -12 + -11

Combine like terms: -12 + -11 = -23
9n = -23

Divide each side by '9'.
n = -2.555555556

Simplifying
n = -2.555555556

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