Answer:
steps below
Step-by-step explanation:
3 + 6b + 3b² = 3 (b² + 2b + 1) = 3 (b + 1)²
root: -1 if 3 + 6b + 3b² = 0 b = -1
Answer: 8/15 + 2/5 = 0.93etc or 14/15
Step-by-step explanation:
Answer:
,
etc.
Step-by-step explanation:
Multiply the top and bottom of 
by the same number to get an equivalent fraction.
The answer is 3150 :)
BODMAS
brackets, division, multiplication, addition, subtraction
Answer:
25.12
Step-by-step explanation:
