b-7b+6=30

Solution for b-7b+6=30 equation:

Simplifying
b + -7b + 6 = 30

Reorder the terms:
6 + b + -7b = 30

Combine like terms: b + -7b = -6b
6 + -6b = 30

Solving
6 + -6b = 30

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 + -6b = 30 + -6

Combine like terms: 6 + -6 = 0
0 + -6b = 30 + -6
-6b = 30 + -6

Combine like terms: 30 + -6 = 24
-6b = 24

Divide each side by '-6'.
b = -4

Simplifying
b = -4