Answer:
b = -8
Step-by-step explanation:
15 + 6b - 6b = 4b -1 -6b
lets start by combining the like terms on each side:
6b - 6b = 0
4b - 6b = -2b
15 = -1 - 2b
Add 1 to each side to get 2 by itself:
16 = -2b
now divide both sides by -2 to get the b value:
-8 = b
Hope this helped!