b-b+4b+4b-4b-3=13

Solution for b-b+4b+4b-4b-3=13 equation:

Simplifying
b + -1b + 4b + 4b + -4b + -3 = 13

Reorder the terms:
-3 + b + -1b + 4b + 4b + -4b = 13

Combine like terms: b + -1b = 0
-3 + 0 + 4b + 4b + -4b = 13
-3 + 4b + 4b + -4b = 13

Combine like terms: 4b + 4b = 8b
-3 + 8b + -4b = 13

Combine like terms: 8b + -4b = 4b
-3 + 4b = 13

Solving
-3 + 4b = 13

Solving for variable 'b'.

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

Add '3' to each side of the equation.
-3 + 3 + 4b = 13 + 3

Combine like terms: -3 + 3 = 0
0 + 4b = 13 + 3
4b = 13 + 3

Combine like terms: 13 + 3 = 16
4b = 16

Divide each side by '4'.
b = 4

Simplifying
b = 4