6-a+b=4

Solution for 6-a+b=4 equation:

Simplifying
6 + -1a + b = 4

Solving
6 + -1a + b = 4

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 + -1a + -6 + b = 4 + -6

Reorder the terms:
6 + -6 + -1a + b = 4 + -6

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

Combine like terms: 4 + -6 = -2
-1a + b = -2

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

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

Divide each side by '-1'.
a = 2 + b

Simplifying
a = 2 + b