4-2(a-1)=3+a

Solution for 4-2(a-1)=3+a equation:

Simplifying
4 + -2(a + -1) = 3 + a

Reorder the terms:
4 + -2(-1 + a) = 3 + a
4 + (-1 * -2 + a * -2) = 3 + a
4 + (2 + -2a) = 3 + a

Combine like terms: 4 + 2 = 6
6 + -2a = 3 + a

Solving
6 + -2a = 3 + 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.
6 + -2a + -1a = 3 + a + -1a

Combine like terms: -2a + -1a = -3a
6 + -3a = 3 + a + -1a

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

Add '-6' to each side of the equation.
6 + -6 + -3a = 3 + -6

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

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

Divide each side by '-3'.
a = 1

Simplifying
a = 1