the answer should be: x^2+xy
Answer:
3
Step-by-step explanation:
4(9)/ 12
36/12
3/1
3
therefore 3 is the the sum
There is a bias in this sampling method.
The interviewer only interviews people exiting a local restaurant, which means it's more likely for the people to go out to eat regularly.
If he wanted an interview with no bias, he should go out and interview random people on the street, not in front of any business.
Answer:

Step-by-step explanation:
<u>Step 1: Add 1/4x to both sides</u>



<u>Step 2: Subtract 3 from both sides</u>


<u>Step 3: Multiply both sides by 4/5</u>


Answer: 