-6+9=a+5-3

Solution for -6+9=a+5-3 equation:

Simplifying
-6 + 9 = a + 5 + -3

Combine like terms: -6 + 9 = 3
3 = a + 5 + -3

Reorder the terms:
3 = 5 + -3 + a

Combine like terms: 5 + -3 = 2
3 = 2 + a

Solving
3 = 2 + 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.
3 + -1a = 2 + a + -1a

Combine like terms: a + -1a = 0
3 + -1a = 2 + 0
3 + -1a = 2

Add '-3' to each side of the equation.
3 + -3 + -1a = 2 + -3

Combine like terms: 3 + -3 = 0
0 + -1a = 2 + -3
-1a = 2 + -3

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

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

Simplifying
a = 1