please answer correctly and quickly all question





Answer:
Step-by-step explanation:
1. 8=2x+4
8-4=2x
4=2x
x=2
2. 2x+3=9
2x=9-3
2x=6
x=3
3. 6y=54
y=54/6
y=9
5. 3= x/2
x=6
Answer:
8=2x+4
4=2x
2=x
2x+3=9
2x=6
x=3
6y=54
I'm not sure about question #4
3=x/2
6=x