4a-[5a-(3+2a)]=

Solution for 4a-[5a-(3+2a)]= equation:

Simplifying
4a + -1[5a + -1(3 + 2a)] = 0
4a + -1[5a + (3 * -1 + 2a * -1)] = 0
4a + -1[5a + (-3 + -2a)] = 0

Reorder the terms:
4a + -1[-3 + 5a + -2a] = 0

Combine like terms: 5a + -2a = 3a
4a + -1[-3 + 3a] = 0
4a + [-3 * -1 + 3a * -1] = 0
4a + [3 + -3a] = 0

Reorder the terms:
3 + 4a + -3a = 0

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

Solving
3 + 1a = 0

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 = 0 + -3

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

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

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

Simplifying
a = -3