-5a+6+9a=4a-2a

Solution for -5a+6+9a=4a-2a equation:

Simplifying
-5a + 6 + 9a = 4a + -2a

Reorder the terms:
6 + -5a + 9a = 4a + -2a

Combine like terms: -5a + 9a = 4a
6 + 4a = 4a + -2a

Combine like terms: 4a + -2a = 2a
6 + 4a = 2a

Solving
6 + 4a = 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
6 + 4a + -2a = 2a + -2a

Combine like terms: 4a + -2a = 2a
6 + 2a = 2a + -2a

Combine like terms: 2a + -2a = 0
6 + 2a = 0

Add '-6' to each side of the equation.
6 + -6 + 2a = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 2a = 0 + -6
2a = 0 + -6

Combine like terms: 0 + -6 = -6
2a = -6

Divide each side by '2'.
a = -3

Simplifying
a = -3