A/b=c
times both sides by b
A=bc
divide both sides by c
A/c=b
b=A/c
Answer:
hi dear I suppose the answer would be 6271$
Answer:
Step-by-step explanation:
Given
Garden: 
One Bag: 
Requires
Determine the number of bags to cover the whole garden
This is calculated as thus;

Expand the numerator



Express 81 as 9²

Evaluate as difference of two squares


Hence, the number of bags is 
Answer:
Step-by-step explanation: