2b-6-6b=-42

Solution for 2b-6-6b=-42 equation:

Simplifying
2b + -6 + -6b = -42

Reorder the terms:
-6 + 2b + -6b = -42

Combine like terms: 2b + -6b = -4b
-6 + -4b = -42

Solving
-6 + -4b = -42

Solving for variable 'b'.

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

Add '6' to each side of the equation.
-6 + 6 + -4b = -42 + 6

Combine like terms: -6 + 6 = 0
0 + -4b = -42 + 6
-4b = -42 + 6

Combine like terms: -42 + 6 = -36
-4b = -36

Divide each side by '-4'.
b = 9

Simplifying
b = 9