11.6+3a=2-2-16.9

Solution for 11.6+3a=2-2-16.9 equation:

Simplifying
11.6 + 3a = 2 + -2 + -16.9

Combine like terms: 2 + -2 = 0
11.6 + 3a = 0 + -16.9
11.6 + 3a = -16.9

Solving
11.6 + 3a = -16.9

Solving for variable 'a'.

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

Add '-11.6' to each side of the equation.
11.6 + -11.6 + 3a = -16.9 + -11.6

Combine like terms: 11.6 + -11.6 = 0.0
0.0 + 3a = -16.9 + -11.6
3a = -16.9 + -11.6

Combine like terms: -16.9 + -11.6 = -28.5
3a = -28.5

Divide each side by '3'.
a = -9.5

Simplifying
a = -9.5