11.6=3a+-16.9

Solution for 11.6=3a+-16.9 equation:

Simplifying
11.6 = 3a + -16.9

Reorder the terms:
11.6 = -16.9 + 3a

Solving
11.6 = -16.9 + 3a

Solving for variable 'a'.

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

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

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

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