4-(3-2M-3)=Y

Solution for 4-(3-2M-3)=Y equation:

Simplifying
4 + -1(3 + -2M + -3) = Y

Reorder the terms:
4 + -1(3 + -3 + -2M) = Y

Combine like terms: 3 + -3 = 0
4 + -1(0 + -2M) = Y
4 + -1(-2M) = Y

Remove parenthesis around (-2M)
4 + -1 * -2M = Y

Multiply -1 * -2
4 + 2M = Y

Solving
4 + 2M = Y

Solving for variable 'M'.

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

Add '-4' to each side of the equation.
4 + -4 + 2M = -4 + Y

Combine like terms: 4 + -4 = 0
0 + 2M = -4 + Y
2M = -4 + Y

Divide each side by '2'.
M = -2 + 0.5Y

Simplifying
M = -2 + 0.5Y