If a square has an area of 45 square units its side has a length of

units. Is that a perfect length? I don't know, but I know it's perfect for a square whose area is 45.
12 eggs for $1.12
3 eggs for $?
As you can see, to get from 12 eggs to 3 eggs, you divide by 4, so do the same with $1.12 to get $0.28
The cost of 3 eggs is $0.28
Answer:
x=1/4
Step-by-step explanation:
x-9=-15+7x (add x to both sides)
-9=-15+8x (Add 15 to both sides)
6=8x (divide by 8 from both sides)
.75=x in fraction 1/4
x=1/4