Answer:
r=7
Step-by-step explanation:
5r-7=2r+14
add sevento both sides
5r=2r+21
Subtract 2r from both sides.
3r=21
divide both sides by 3
r=7
Answer:
I believe it would be 376.65 for flooring for a 4.5x3.6 large room
Answer:
Width = (x-2)
Step-by-step explanation:
The area of a rug is given by 
The length of the rug is (x+6)
We need to find the width of the rug.
The area of a rug is given by :

So, the width of the rug is (x-2). Hence, the correct option is (c).
Answer:
C
Step-by-step explanation:
X is each friend
3x + 28 > 200
3x > 172
x > $57.33