-1=8x-7b

Solution for -1=8x-7b equation:

Simplifying
-1 = 8x + -7b

Reorder the terms:
-1 = -7b + 8x

Solving
-1 = -7b + 8x

Solving for variable 'b'.

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

Add '7b' to each side of the equation.
-1 + 7b = -7b + 7b + 8x

Combine like terms: -7b + 7b = 0
-1 + 7b = 0 + 8x
-1 + 7b = 8x

Add '1' to each side of the equation.
-1 + 1 + 7b = 1 + 8x

Combine like terms: -1 + 1 = 0
0 + 7b = 1 + 8x
7b = 1 + 8x

Divide each side by '7'.
b = 0.1428571429 + 1.142857143x

Simplifying
b = 0.1428571429 + 1.142857143x