6b-3=42-3b

Solution for 6b-3=42-3b equation:

Simplifying
6b + -3 = 42 + -3b

Reorder the terms:
-3 + 6b = 42 + -3b

Solving
-3 + 6b = 42 + -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
-3 + 6b + 3b = 42 + -3b + 3b

Combine like terms: 6b + 3b = 9b
-3 + 9b = 42 + -3b + 3b

Combine like terms: -3b + 3b = 0
-3 + 9b = 42 + 0
-3 + 9b = 42

Add '3' to each side of the equation.
-3 + 3 + 9b = 42 + 3

Combine like terms: -3 + 3 = 0
0 + 9b = 42 + 3
9b = 42 + 3

Combine like terms: 42 + 3 = 45
9b = 45

Divide each side by '9'.
b = 5

Simplifying
b = 5