Answer:
3/7
Step-by-step explanation:
7-4=3
Answer:
The area is 
Step-by-step explanation:
I assume that the figure is a square
The area of a square is equal to

where
b is the length side of the square
In this problem we have

substitute in the formula


Answer:
I can give you alittle head start. I hope it kinda helps.
Step-by-step explanation:
Dentist A: 50 + 20x
Dentist B: 70 + 5x
It cost 20 more dollars for the visit and 15 dollars less for each cavaty at Dentist B.
What kind of Question is that. That is some real math right there.
Proportional:
4/7 and 10/17.5
2/3 and 9/12
18/8 and 9/4
NOT proportional:
3/8 and 6/141
7/5 and 27/50