Answer:
12+4y
Step-by-step explanation:
12+3y+y=12+4y
Answer: 9 (2x + 1)
Step-by-step explanation: i hope i helped
1/2
Blue + yellow = 3 + 2 = 5 out of 10 slices
5 out of 10 = 5/10 = 1/2
* = =