The answer to your question is 21.5
Step-by-step explanation:

this is the answer
Hello!! Actually I got A x = 2, y = 12.
Whenever you plug them in, 2(2) + 3(12) = 40
-2(2) + 2(12) = 20
It worked for me this way, I hope this is the right answer. Have a great day!
Answer:
3/12
Step-by-step explanation:
Answer:
observational study, you already know the outcome and you are doing it to take notes or learn while an experiment the outcome is unknown and you are seeing the reaction
Step-by-step explanation:
Hopes this helps??