9-a+4a-3-8a=

Solution for 9-a+4a-3-8a= equation:

Simplifying
9 + -1a + 4a + -3 + -8a = 0

Reorder the terms:
9 + -3 + -1a + 4a + -8a = 0

Combine like terms: 9 + -3 = 6
6 + -1a + 4a + -8a = 0

Combine like terms: -1a + 4a = 3a
6 + 3a + -8a = 0

Combine like terms: 3a + -8a = -5a
6 + -5a = 0

Solving
6 + -5a = 0

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + -6 + -5a = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -5a = 0 + -6
-5a = 0 + -6

Combine like terms: 0 + -6 = -6
-5a = -6

Divide each side by '-5'.
a = 1.2

Simplifying
a = 1.2