SOLUTION: A man is planning to fence the front of his property with posts 2 m apart. Short of money he decides to make the posts 3 m apart and uses 3 posts less. How wide is the property?

Question 556037: A man is planning to fence the front of his property with posts 2 m apart. Short of money he decides to make the posts 3 m apart and uses 3 posts less. How wide is the property?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the number of posts used when they are 2 m apart
There has to be a post at each end
so, the number of spaces between posts
is 1 less than the number of posts
given:
width = m
width = m

and
width =
width =
width =
The width of the property is 18 m
check:

OK
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