<span>When a = 3 and b ≠ 5, the system will be inconsistent because the lines will be parallel. When a = 3 and b = 5, the system will be consistent and dependent because they represent the same line.</span>
Results and Discussion are definitely very relevant for examining an observational study - they contain the core of the study, so they will definitely be considered when evaluated.
So we choose between "Bias" and "Introduction".
I think that the correct answer is "Introduction" -as it doesn't include any new information about the study, and only summarizes previous work.
Answer:
The answer is D 11/35
Step-by-step explanation:
I think it is 4 because its the biggest number that goes into 8 and 12
Answer:
B
Step-by-step explanation:
when you open the brackets, it becomes 9n-18
