A small business is looking for rectangular warehouses to store extra merchandise.
Warehouse A has an area of 6900 ft?.
Warehouse B is half as wide and one-third
as long. How many square feet is
Warehouse B?

answer: b.48 for

step-by-step explanation:

see explanation

step-by-step explanation:

a

(6r + 7) + (13 + 7r) ( remove brackets and collect like terms )

= 6r + 7 + 13 + 7r

= 13r + 20

b

remove brackets and collect like terms

13 - r - 1 + r

= 12 - r

c

remove brackets and collect like terms

= - 8 - r + 2r - 4

= - 12 + r

d

remove brackets and collect like terms

= 7r - - - 6r

[-   - = - - = - ]

= r -

60: 45 =12: 9 =4: 3 so the answer is 4: 3