Since they both have the same variable(y) you can add them together like a regular math problem. So:
3y+8y=11y
So your final answer would be 11y.
The answer is the first choice: 1/5
Answer:
to get ride of the x² you are gonna square root both sides so it is now 2x=5 divide by 2 on both sides and boom x=2.5
Due to pemdas you would have to start with multiplication. 3×12= 36. Then you do addition which would be 9+36= 45.
There is only the number 7 in this question I can’t really help with one number