11.7-2a=a

Solution for 11.7-2a=a equation:

Simplifying
11.7 + -2a = a

Solving
11.7 + -2a = a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
11.7 + -2a + -1a = a + -1a

Combine like terms: -2a + -1a = -3a
11.7 + -3a = a + -1a

Combine like terms: a + -1a = 0
11.7 + -3a = 0

Add '-11.7' to each side of the equation.
11.7 + -11.7 + -3a = 0 + -11.7

Combine like terms: 11.7 + -11.7 = 0.0
0.0 + -3a = 0 + -11.7
-3a = 0 + -11.7

Combine like terms: 0 + -11.7 = -11.7
-3a = -11.7

Divide each side by '-3'.
a = 3.9

Simplifying
a = 3.9