Step-by-step explanation:
It's a proportion.
Here is your process:
15*4=60
60/20=3
3=y
:)
Answer:
y=3
y/4=15/20
1. simplify y/4 to .25y
15/20= .75
.25y=.75
2. divide .75 by .25 (.75/.25)
answer is 3
3. y=3
