-9.1-9.4=4.9a-3.9a+4.6

Solution for -9.1-9.4=4.9a-3.9a+4.6 equation:

Simplifying
-9.1 + -9.4 = 4.9a + -3.9a + 4.6

Combine like terms: -9.1 + -9.4 = -18.5
-18.5 = 4.9a + -3.9a + 4.6

Reorder the terms:
-18.5 = 4.6 + 4.9a + -3.9a

Combine like terms: 4.9a + -3.9a = 1a
-18.5 = 4.6 + 1a

Solving
-18.5 = 4.6 + 1a

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.
-18.5 + -1a = 4.6 + 1a + -1a

Combine like terms: 1a + -1a = 0
-18.5 + -1a = 4.6 + 0
-18.5 + -1a = 4.6

Add '18.5' to each side of the equation.
-18.5 + 18.5 + -1a = 4.6 + 18.5

Combine like terms: -18.5 + 18.5 = 0.0
0.0 + -1a = 4.6 + 18.5
-1a = 4.6 + 18.5

Combine like terms: 4.6 + 18.5 = 23.1
-1a = 23.1

Divide each side by '-1'.
a = -23.1

Simplifying
a = -23.1