Answer:
Step-by-step explanation:

Combine like terms. 1/4 and 7/8 are like terms and LCD of 4 and 8 is 8
9/10y and -3/5y are like terms and LCD of 10 , 5 is 10

Answer: 40$
Step-by-step explanation: before the mowing 20$ if half is on the game before game would be 40
11- 59.1. Got the Answer for #11, but for #12 you lowkey should just use any type of calculator for that shape
Girl i don’t know but i hope you find your answer boo