SOLUTION: A rectangular parking lot thatis 3 feet longer than it is wide has an area of 550 square feet. How many feet long is the parking lot? a)19 b)20 c)22 d)25 c)28

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Question 550434: A rectangular parking lot thatis 3 feet longer than it is wide has an area of 550 square feet. How many feet long is the parking lot?
a)19
b)20
c)22
d)25
c)28

Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
Use A = length times width
Let (x + 3) = length
Let x = width
Here is the equation you need:

550 = (x + 3)(x)

Understand?

Can you finish?