4a+[6a-(3a-2b)+5b]=

Solution for 4a+[6a-(3a-2b)+5b]= equation:

Simplifying
4a + [6a + -1(3a + -2b) + 5b] = 0
4a + [6a + (3a * -1 + -2b * -1) + 5b] = 0
4a + [6a + (-3a + 2b) + 5b] = 0

Combine like terms: 6a + -3a = 3a
4a + [3a + 2b + 5b] = 0

Combine like terms: 2b + 5b = 7b
4a + [3a + 7b] = 0

Remove brackets around [3a + 7b]
4a + 3a + 7b = 0

Combine like terms: 4a + 3a = 7a
7a + 7b = 0

Solving
7a + 7b = 0

Solving for variable 'a'.

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

Add '-7b' to each side of the equation.
7a + 7b + -7b = 0 + -7b

Combine like terms: 7b + -7b = 0
7a + 0 = 0 + -7b
7a = 0 + -7b
Remove the zero:
7a = -7b

Divide each side by '7'.
a = -1b

Simplifying
a = -1b