6=mb+x

Solution for 6=mb+x equation:

Simplifying
6 = mb + x

Solving
6 = bm + x

Solving for variable 'b'.

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

Add '-1bm' to each side of the equation.
6 + -1bm = bm + -1bm + x

Combine like terms: bm + -1bm = 0
6 + -1bm = 0 + x
6 + -1bm = x

Add '-6' to each side of the equation.
6 + -6 + -1bm = -6 + x

Combine like terms: 6 + -6 = 0
0 + -1bm = -6 + x
-1bm = -6 + x

Divide each side by '-1m'.
b = 6m-1 + -1m-1x

Simplifying
b = 6m-1 + -1m-1x