-2(3n+9)=30.5

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Solution for -2(3n+9)=30.5 equation:


Simplifying
-2(3n + 9) = 30.5

Reorder the terms:
-2(9 + 3n) = 30.5
(9 * -2 + 3n * -2) = 30.5
(-18 + -6n) = 30.5

Solving
-18 + -6n = 30.5

Solving for variable 'n'.

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

Add '18' to each side of the equation.
-18 + 18 + -6n = 30.5 + 18

Combine like terms: -18 + 18 = 0
0 + -6n = 30.5 + 18
-6n = 30.5 + 18

Combine like terms: 30.5 + 18 = 48.5
-6n = 48.5

Divide each side by '-6'.
n = -8.083333333

Simplifying
n = -8.083333333

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