3b+(b-3)=

Solution for 3b+(b-3)= equation:

Simplifying
3b + (b + -3) = 0

Reorder the terms:
3b + (-3 + b) = 0

Remove parenthesis around (-3 + b)
3b + -3 + b = 0

Reorder the terms:
-3 + 3b + b = 0

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

Solving
-3 + 4b = 0

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 = 0 + 3

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

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

Divide each side by '4'.
b = 0.75

Simplifying
b = 0.75