Question 449171
<pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi, 
Solving by doing allowable operations
I.  Combine Like terms
II. Isolate 'unknown B' on one side of the equation
III.  read the value of B
  -B + 9 = -2B + 1   
   B + 9 = 1  |adding 2B to BOTH sides of EQ
    B = -8    |subtracting 9 from BOTH sides of the EQ