A lever in like a pully becasue it can pull just as so. Hope that helped. It is what my teacher taught me.
Answer:
y=9 and x=18
Step-by-step explanation:
You know that y+3=12 so 12-3=9
You know that x-3=15 so 15+3=18
Answer:
A:x√ 7x² / 3
Step-by-step explanation: