Question

Solve the equation.

-9 - b + 8b = -23

Answer 1

First step, group the like terms

Answer 2

-b + 8b becomes 7b

Answer 3

Then add 9 to each side. This will get the unknown by itself on the left side

Answer 4

From here you can divide each side by the coefficient to get the unknown , b, all by itself and equal to your answer

Answer 5

-9-b+8b=-23
-9+7b=-23
7b=-23
+9
7b=-14
b=-2