4[7b-3(b-3)]=

Solution for 4[7b-3(b-3)]= equation:

Simplifying
4[7b + -3(b + -3)] = 0

Reorder the terms:
4[7b + -3(-3 + b)] = 0
4[7b + (-3 * -3 + b * -3)] = 0
4[7b + (9 + -3b)] = 0

Reorder the terms:
4[9 + 7b + -3b] = 0

Combine like terms: 7b + -3b = 4b
4[9 + 4b] = 0
[9 * 4 + 4b * 4] = 0
[36 + 16b] = 0

Solving
36 + 16b = 0

Solving for variable 'b'.

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

Add '-36' to each side of the equation.
36 + -36 + 16b = 0 + -36

Combine like terms: 36 + -36 = 0
0 + 16b = 0 + -36
16b = 0 + -36

Combine like terms: 0 + -36 = -36
16b = -36

Divide each side by '16'.
b = -2.25

Simplifying
b = -2.25