-(A-3)=4a-3

Solution for -(A-3)=4a-3 equation:

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

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

Reorder the terms:
3 + -1A = -3 + 4a

Solving
3 + -1A = -3 + 4a

Solving for variable 'A'.

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

Add '-3' to each side of the equation.
3 + -3 + -1A = -3 + -3 + 4a

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

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

Divide each side by '-1'.
A = 6 + -4a

Simplifying
A = 6 + -4a