Answer:
11
Step-by-step explanation:
Two negatives cancel each other out and makes the equation 9+2. 9+2 equals 11.
the correct answer to your question is 10
Plant with treatment A in general grow more than plants with treatment B.
Picture below.
Some of the answers are going to be negative fractions, and some are going to be positive. I can't show the work on here right now but I hope that this helped a little bit. If you have any further questions then let me know and I can try to help you!
Answer:
b
Step-by-step explanation: